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* [PATCH 0/3] kobject: fix warnings from ehcekpatch.pl
@ 2018-10-30 12:01 Bo YU
2018-10-30 12:01 ` [PATCH 1/3] kobject: drop unnecessary cast "%llu" for u64 Bo YU
` (2 more replies)
0 siblings, 3 replies; 8+ messages in thread
From: Bo YU @ 2018-10-30 12:01 UTC (permalink / raw)
To: gregkh, rafael; +Cc: linux-kernel, Bo YU
Hi,this is a series of patches which fix warning from checkpatch.pl.
I do not know which tree should apply these patches,so i git format-patch
from linus' s kernel tree.
Bo YU (3):
kobject: drop unnecessary cast "%llu" for u64
kobject: Fix warnings in lib/kobject_uevent.c
kobject: fix warnings use pr_* to replace printk
lib/kobject_uevent.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
--
2.11.0
^ permalink raw reply [flat|nested] 8+ messages in thread* [PATCH 1/3] kobject: drop unnecessary cast "%llu" for u64 2018-10-30 12:01 [PATCH 0/3] kobject: fix warnings from ehcekpatch.pl Bo YU @ 2018-10-30 12:01 ` Bo YU 2018-10-30 12:01 ` [PATCH 2/3] kobject: Fix warnings in lib/kobject_uevent.c Bo YU 2018-10-30 12:01 ` [PATCH 3/3] kobject: fix warnings use pr_* to replace printk Bo YU 2 siblings, 0 replies; 8+ messages in thread From: Bo YU @ 2018-10-30 12:01 UTC (permalink / raw) To: gregkh, rafael; +Cc: linux-kernel, Bo YU There is no searon for u64 var cast to unsigned long long type. Signed-off-by: Bo YU <tsu.yubo@gmail.com> --- lib/kobject_uevent.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 63d0816ab23b..402765c3a9cb 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -579,7 +579,7 @@ int kobject_uevent_env(struct kobject *kobj, enum kobject_action action, mutex_lock(&uevent_sock_mutex); /* we will send an event, so request a new sequence number */ - retval = add_uevent_var(env, "SEQNUM=%llu", (unsigned long long)++uevent_seqnum); + retval = add_uevent_var(env, "SEQNUM=%llu", ++uevent_seqnum); if (retval) { mutex_unlock(&uevent_sock_mutex); goto exit; -- 2.11.0 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* [PATCH 2/3] kobject: Fix warnings in lib/kobject_uevent.c 2018-10-30 12:01 [PATCH 0/3] kobject: fix warnings from ehcekpatch.pl Bo YU 2018-10-30 12:01 ` [PATCH 1/3] kobject: drop unnecessary cast "%llu" for u64 Bo YU @ 2018-10-30 12:01 ` Bo YU 2018-10-30 12:01 ` [PATCH 3/3] kobject: fix warnings use pr_* to replace printk Bo YU 2 siblings, 0 replies; 8+ messages in thread From: Bo YU @ 2018-10-30 12:01 UTC (permalink / raw) To: gregkh, rafael; +Cc: linux-kernel, Bo YU Add a blank after declaration. Signed-off-by: Bo YU <tsu.yubo@gmail.com> --- lib/kobject_uevent.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 402765c3a9cb..27c6118afd1c 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -240,6 +240,7 @@ static int kobj_usermode_filter(struct kobject *kobj) ops = kobj_ns_ops(kobj); if (ops) { const void *init_ns, *ns; + ns = kobj->ktype->namespace(kobj); init_ns = ops->initial_ns(); return ns != init_ns; @@ -390,6 +391,7 @@ static int kobject_uevent_net_broadcast(struct kobject *kobj, ops = kobj_ns_ops(kobj); if (!ops && kobj->kset) { struct kobject *ksobj = &kobj->kset->kobj; + if (ksobj->parent != NULL) ops = kobj_ns_ops(ksobj->parent); } -- 2.11.0 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* [PATCH 3/3] kobject: fix warnings use pr_* to replace printk 2018-10-30 12:01 [PATCH 0/3] kobject: fix warnings from ehcekpatch.pl Bo YU 2018-10-30 12:01 ` [PATCH 1/3] kobject: drop unnecessary cast "%llu" for u64 Bo YU 2018-10-30 12:01 ` [PATCH 2/3] kobject: Fix warnings in lib/kobject_uevent.c Bo YU @ 2018-10-30 12:01 ` Bo YU 2018-10-30 15:01 ` Joe Perches 2 siblings, 1 reply; 8+ messages in thread From: Bo YU @ 2018-10-30 12:01 UTC (permalink / raw) To: gregkh, rafael; +Cc: linux-kernel, Bo YU Fix warning from checkpatch.pl use pr_* to replace printk Signed-off-by: Bo YU <tsu.yubo@gmail.com> --- lib/kobject_uevent.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 27c6118afd1c..c87a96c4800e 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -224,7 +224,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) out: if (r) { devpath = kobject_get_path(kobj, GFP_KERNEL); - printk(KERN_WARNING "synth uevent: %s: %s", + pr_warn("synth uevent: %s: %s", devpath ?: "unknown device", msg ?: "failed to send uevent"); kfree(devpath); @@ -765,8 +765,7 @@ static int uevent_net_init(struct net *net) ue_sk->sk = netlink_kernel_create(net, NETLINK_KOBJECT_UEVENT, &cfg); if (!ue_sk->sk) { - printk(KERN_ERR - "kobject_uevent: unable to create netlink socket!\n"); + pr_err("kobject_uevent: unable to create netlink socket!\n"); kfree(ue_sk); return -ENODEV; } -- 2.11.0 ^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [PATCH 3/3] kobject: fix warnings use pr_* to replace printk 2018-10-30 12:01 ` [PATCH 3/3] kobject: fix warnings use pr_* to replace printk Bo YU @ 2018-10-30 15:01 ` Joe Perches 2018-10-31 13:41 ` YU Bo 0 siblings, 1 reply; 8+ messages in thread From: Joe Perches @ 2018-10-30 15:01 UTC (permalink / raw) To: Bo YU, gregkh, rafael; +Cc: linux-kernel On Tue, 2018-10-30 at 08:01 -0400, Bo YU wrote: > Fix warning from checkpatch.pl use pr_* to replace printk If you look at msg, it can be unterminated with newline. > diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c [] > @@ -224,7 +224,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > out: > if (r) { > devpath = kobject_get_path(kobj, GFP_KERNEL); > - printk(KERN_WARNING "synth uevent: %s: %s", > + pr_warn("synth uevent: %s: %s", > devpath ?: "unknown device", > msg ?: "failed to send uevent"); > kfree(devpath); Perhaps this block should be: diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c index 63d0816ab23b..0ba1197f366e 100644 --- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -195,12 +195,12 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) enum kobject_action action; const char *action_args; struct kobj_uevent_env *env; - const char *msg = NULL, *devpath; + const char *msg = NULL; int r; r = kobject_action_type(buf, count, &action, &action_args); if (r) { - msg = "unknown uevent action string\n"; + msg = "unknown uevent action string"; goto out; } @@ -212,7 +212,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) r = kobject_action_args(action_args, count - (action_args - buf), &env); if (r == -EINVAL) { - msg = "incorrect uevent action arguments\n"; + msg = "incorrect uevent action arguments"; goto out; } @@ -223,10 +223,11 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) kfree(env); out: if (r) { - devpath = kobject_get_path(kobj, GFP_KERNEL); - printk(KERN_WARNING "synth uevent: %s: %s", - devpath ?: "unknown device", - msg ?: "failed to send uevent"); + char *devpath devpath = kobject_get_path(kobj, GFP_KERNEL); + + pr_warn("synth uevent: %s: %s\n", + devpath ?: "unknown device", + msg ?: "failed to send uevent"); kfree(devpath); } return r; ^ permalink raw reply related [flat|nested] 8+ messages in thread
* Re: [PATCH 3/3] kobject: fix warnings use pr_* to replace printk 2018-10-30 15:01 ` Joe Perches @ 2018-10-31 13:41 ` YU Bo 2018-10-31 16:48 ` Joe Perches 0 siblings, 1 reply; 8+ messages in thread From: YU Bo @ 2018-10-31 13:41 UTC (permalink / raw) To: Joe Perches; +Cc: gregkh, rafael, linux-kernel Hi, On Tue, Oct 30, 2018 at 08:01:50AM -0700, Joe Perches wrote: >On Tue, 2018-10-30 at 08:01 -0400, Bo YU wrote: >> Fix warning from checkpatch.pl use pr_* to replace printk > >If you look at msg, it can be unterminated with newline. > >> diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c >[] >> @@ -224,7 +224,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) >> out: >> if (r) { >> devpath = kobject_get_path(kobj, GFP_KERNEL); >> - printk(KERN_WARNING "synth uevent: %s: %s", >> + pr_warn("synth uevent: %s: %s", >> devpath ?: "unknown device", >> msg ?: "failed to send uevent"); >> kfree(devpath); > >Perhaps this block should be: > >diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c >index 63d0816ab23b..0ba1197f366e 100644 >--- a/lib/kobject_uevent.c >+++ b/lib/kobject_uevent.c >@@ -195,12 +195,12 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > enum kobject_action action; > const char *action_args; > struct kobj_uevent_env *env; >- const char *msg = NULL, *devpath; >+ const char *msg = NULL; > int r; > > r = kobject_action_type(buf, count, &action, &action_args); > if (r) { >- msg = "unknown uevent action string\n"; >+ msg = "unknown uevent action string"; > goto out; > } > >@@ -212,7 +212,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > r = kobject_action_args(action_args, > count - (action_args - buf), &env); > if (r == -EINVAL) { >- msg = "incorrect uevent action arguments\n"; >+ msg = "incorrect uevent action arguments"; > goto out; > } > >@@ -223,10 +223,11 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > kfree(env); > out: > if (r) { >- devpath = kobject_get_path(kobj, GFP_KERNEL); >- printk(KERN_WARNING "synth uevent: %s: %s", >- devpath ?: "unknown device", >- msg ?: "failed to send uevent"); >+ char *devpath devpath = kobject_get_path(kobj, GFP_KERNEL); >+ >+ pr_warn("synth uevent: %s: %s\n", >+ devpath ?: "unknown device", >+ msg ?: "failed to send uevent"); > kfree(devpath); > } > return r; Sorry, but i have two stupid questions to annoy you: Q1: If i agree with your patch, here should i to do? Acked-by tag or others or nothing to do? Q2: In fact, i do not know how to test the patch. Only to cat /sys/bus/pci/* or something? Thanks, > > ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH 3/3] kobject: fix warnings use pr_* to replace printk 2018-10-31 13:41 ` YU Bo @ 2018-10-31 16:48 ` Joe Perches 2018-11-01 11:24 ` YU Bo 0 siblings, 1 reply; 8+ messages in thread From: Joe Perches @ 2018-10-31 16:48 UTC (permalink / raw) To: YU Bo; +Cc: gregkh, rafael, linux-kernel On Wed, 2018-10-31 at 09:41 -0400, YU Bo wrote: > Hi, > On Tue, Oct 30, 2018 at 08:01:50AM -0700, Joe Perches wrote: > > On Tue, 2018-10-30 at 08:01 -0400, Bo YU wrote: > > > Fix warning from checkpatch.pl use pr_* to replace printk > > > > If you look at msg, it can be unterminated with newline. > > > > > diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c > > [] > > > @@ -224,7 +224,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > > > out: > > > if (r) { > > > devpath = kobject_get_path(kobj, GFP_KERNEL); > > > - printk(KERN_WARNING "synth uevent: %s: %s", > > > + pr_warn("synth uevent: %s: %s", > > > devpath ?: "unknown device", > > > msg ?: "failed to send uevent"); > > > kfree(devpath); > > > > Perhaps this block should be: > > > > diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c > > index 63d0816ab23b..0ba1197f366e 100644 > > --- a/lib/kobject_uevent.c > > +++ b/lib/kobject_uevent.c > > @@ -195,12 +195,12 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > > enum kobject_action action; > > const char *action_args; > > struct kobj_uevent_env *env; > > - const char *msg = NULL, *devpath; > > + const char *msg = NULL; > > int r; > > > > r = kobject_action_type(buf, count, &action, &action_args); > > if (r) { > > - msg = "unknown uevent action string\n"; > > + msg = "unknown uevent action string"; > > goto out; > > } > > > > @@ -212,7 +212,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > > r = kobject_action_args(action_args, > > count - (action_args - buf), &env); > > if (r == -EINVAL) { > > - msg = "incorrect uevent action arguments\n"; > > + msg = "incorrect uevent action arguments"; > > goto out; > > } > > > > @@ -223,10 +223,11 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) > > kfree(env); > > out: > > if (r) { > > - devpath = kobject_get_path(kobj, GFP_KERNEL); > > - printk(KERN_WARNING "synth uevent: %s: %s", > > - devpath ?: "unknown device", > > - msg ?: "failed to send uevent"); > > + char *devpath devpath = kobject_get_path(kobj, GFP_KERNEL); > > + > > + pr_warn("synth uevent: %s: %s\n", > > + devpath ?: "unknown device", > > + msg ?: "failed to send uevent"); > > kfree(devpath); > > } > > return r; > Sorry, but i have two stupid questions to annoy you: > Q1: If i agree with your patch, here should i to do? Acked-by tag or others or nothing to do? Send V2 with content and explanation of what it does and why. > Q2: In fact, i do not know how to test the patch. Only to cat /sys/bus/pci/* or something? That wouldn't work as these go to dmesg only on certain conditions. It's a trivial patch, obviously correct. ^ permalink raw reply [flat|nested] 8+ messages in thread
* Re: [PATCH 3/3] kobject: fix warnings use pr_* to replace printk 2018-10-31 16:48 ` Joe Perches @ 2018-11-01 11:24 ` YU Bo 0 siblings, 0 replies; 8+ messages in thread From: YU Bo @ 2018-11-01 11:24 UTC (permalink / raw) To: Joe Perches; +Cc: gregkh, rafael, linux-kernel On Wed, Oct 31, 2018 at 09:48:15AM -0700, Joe Perches wrote: >On Wed, 2018-10-31 at 09:41 -0400, YU Bo wrote: >> Hi, >> On Tue, Oct 30, 2018 at 08:01:50AM -0700, Joe Perches wrote: >> > On Tue, 2018-10-30 at 08:01 -0400, Bo YU wrote: >> > > Fix warning from checkpatch.pl use pr_* to replace printk >> > >> > If you look at msg, it can be unterminated with newline. >> > >> > > diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c >> > [] >> > > @@ -224,7 +224,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) >> > > out: >> > > if (r) { >> > > devpath = kobject_get_path(kobj, GFP_KERNEL); >> > > - printk(KERN_WARNING "synth uevent: %s: %s", >> > > + pr_warn("synth uevent: %s: %s", >> > > devpath ?: "unknown device", >> > > msg ?: "failed to send uevent"); >> > > kfree(devpath); >> > >> > Perhaps this block should be: >> > >> > diff --git a/lib/kobject_uevent.c b/lib/kobject_uevent.c >> > index 63d0816ab23b..0ba1197f366e 100644 >> > --- a/lib/kobject_uevent.c >> > +++ b/lib/kobject_uevent.c >> > @@ -195,12 +195,12 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) >> > enum kobject_action action; >> > const char *action_args; >> > struct kobj_uevent_env *env; >> > - const char *msg = NULL, *devpath; >> > + const char *msg = NULL; >> > int r; >> > >> > r = kobject_action_type(buf, count, &action, &action_args); >> > if (r) { >> > - msg = "unknown uevent action string\n"; >> > + msg = "unknown uevent action string"; >> > goto out; >> > } >> > >> > @@ -212,7 +212,7 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) >> > r = kobject_action_args(action_args, >> > count - (action_args - buf), &env); >> > if (r == -EINVAL) { >> > - msg = "incorrect uevent action arguments\n"; >> > + msg = "incorrect uevent action arguments"; >> > goto out; >> > } >> > >> > @@ -223,10 +223,11 @@ int kobject_synth_uevent(struct kobject *kobj, const char *buf, size_t count) >> > kfree(env); >> > out: >> > if (r) { >> > - devpath = kobject_get_path(kobj, GFP_KERNEL); >> > - printk(KERN_WARNING "synth uevent: %s: %s", >> > - devpath ?: "unknown device", >> > - msg ?: "failed to send uevent"); >> > + char *devpath devpath = kobject_get_path(kobj, GFP_KERNEL); >> > + >> > + pr_warn("synth uevent: %s: %s\n", >> > + devpath ?: "unknown device", >> > + msg ?: "failed to send uevent"); >> > kfree(devpath); >> > } >> > return r; >> Sorry, but i have two stupid questions to annoy you: >> Q1: If i agree with your patch, here should i to do? Acked-by tag or others or nothing to do? > >Send V2 with content and explanation of what >it does and why. > >> Q2: In fact, i do not know how to test the patch. Only to cat /sys/bus/pci/* or something? > >That wouldn't work as these go to dmesg only on >certain conditions. > >It's a trivial patch, obviously correct. Thank you, joe, i will do. > > ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2018-11-01 11:24 UTC | newest] Thread overview: 8+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2018-10-30 12:01 [PATCH 0/3] kobject: fix warnings from ehcekpatch.pl Bo YU 2018-10-30 12:01 ` [PATCH 1/3] kobject: drop unnecessary cast "%llu" for u64 Bo YU 2018-10-30 12:01 ` [PATCH 2/3] kobject: Fix warnings in lib/kobject_uevent.c Bo YU 2018-10-30 12:01 ` [PATCH 3/3] kobject: fix warnings use pr_* to replace printk Bo YU 2018-10-30 15:01 ` Joe Perches 2018-10-31 13:41 ` YU Bo 2018-10-31 16:48 ` Joe Perches 2018-11-01 11:24 ` YU Bo
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