Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=eb36f4fc019835cecf0788907f6cab774508087b
Commit: eb36f4fc019835cecf0788907f6cab774508087b
Parent: 49914084e797530d9baaf51df9eda77babc98fa8
Author: Karsten Keil <[EMAIL PROTECTED]>
AuthorDate: Fri Jan 25 11:55:28 2008 +0100
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Fri Jan 25 08:26:10 2008 -0800
fix oops on rmmod capidrv
Fix overwriting the stack with the version string
(it is currently 10 bytes + zero) when unloading the
capidrv module. Safeguard against overwriting it
should the version string grow in the future.
Should fix Kernel Bug Tracker Bug 9696.
Signed-off-by: Gerd v. Egidy <[EMAIL PROTECTED]>
Acked-by: Karsten Keil <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/isdn/capi/capidrv.c | 9 +++++----
1 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/isdn/capi/capidrv.c b/drivers/isdn/capi/capidrv.c
index 48c1775..cb42b69 100644
--- a/drivers/isdn/capi/capidrv.c
+++ b/drivers/isdn/capi/capidrv.c
@@ -2332,13 +2332,14 @@ static int __init capidrv_init(void)
static void __exit capidrv_exit(void)
{
- char rev[10];
+ char rev[32];
char *p;
if ((p = strchr(revision, ':')) != 0) {
- strcpy(rev, p + 1);
- p = strchr(rev, '$');
- *p = 0;
+ strncpy(rev, p + 1, sizeof(rev));
+ rev[sizeof(rev)-1] = 0;
+ if ((p = strchr(rev, '$')) != 0)
+ *p = 0;
} else {
strcpy(rev, " ??? ");
}
-
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