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* [PATCH] PnPBIOS bugfix (last of the first round of cleanups)
@ 2001-10-09 3:27 Thomas Hood
0 siblings, 0 replies; only message in thread
From: Thomas Hood @ 2001-10-09 3:27 UTC (permalink / raw)
To: linux-kernel; +Cc: alan
This patch is required so that we don't use memory that's been
kfree'd. (Corrects my mistake.) Also this makes the regionid
a bit more informative (as it appears in /proc/ioports).
--- linux-2.4.10-ac10/drivers/pnp/pnp_bios.c Mon Oct 8 22:41:14 2001
+++ linux-2.4.10-ac10-fx/drivers/pnp/pnp_bios.c Mon Oct 8 00:49:58 2001
@@ -686,17 +686,17 @@
* We really shouldn't just reserve these regions, though, since
* that prevents the device drivers from claiming them.
- regionid = pnp_bios_kmalloc(8, GFP_KERNEL);
+ regionid = pnp_bios_kmalloc(16, GFP_KERNEL);
if ( regionid == NULL )
+ sprintf(regionid, "PnPBIOS %s", pnpid);
res = request_region(io,len,regionid);
if ( res == NULL )
kfree( regionid );
- "PnPBIOS: %s: 0x%x-0x%x %s\n",
- regionid, io, io+len-1,
- NULL != res ? "reserved" : "was already reserved"
+ "PnPBIOS: %s: 0x%x-0x%x %s reserved\n",
+ pnpid, io, io+len-1,
+ NULL != res ? "has been" : "was already"
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2001-10-09 3:27 [PATCH] PnPBIOS bugfix (last of the first round of cleanups) Thomas Hood
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