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authorTetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>2009-05-26 09:11:03 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2009-05-26 12:11:19 -0700
commitab2b7ebaad16226c9a5e85c5f384d19fa58a7459 (patch)
treec7a700d9300dca0855721b3a15db150ae5d86f1b /kernel/kmod.c
parentd4a76f8a619b5d7dfd5a0f122666fee24bb3dcb9 (diff)
downloadblackbird-op-linux-ab2b7ebaad16226c9a5e85c5f384d19fa58a7459.tar.gz
blackbird-op-linux-ab2b7ebaad16226c9a5e85c5f384d19fa58a7459.zip
kmod: Release sub_info on cred allocation failure.
call_usermodehelper_setup() forgot to kfree(sub_info) when prepare_usermodehelper_creds() failed. Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/kmod.c')
-rw-r--r--kernel/kmod.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/kernel/kmod.c b/kernel/kmod.c
index b750675251e5..7e95bedb2bfc 100644
--- a/kernel/kmod.c
+++ b/kernel/kmod.c
@@ -370,8 +370,10 @@ struct subprocess_info *call_usermodehelper_setup(char *path, char **argv,
sub_info->argv = argv;
sub_info->envp = envp;
sub_info->cred = prepare_usermodehelper_creds();
- if (!sub_info->cred)
+ if (!sub_info->cred) {
+ kfree(sub_info);
return NULL;
+ }
out:
return sub_info;
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