From: David Howells <dhowells@redhat.com>
To: torvalds@osdl.org, akpm@linux-foundation.org
Cc: linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org,
Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
David Howells <dhowells@redhat.com>
Subject: [PATCH] kmod: Release sub_info on cred allocation failure.
Date: Tue, 26 May 2009 09:11:03 +0100 [thread overview]
Message-ID: <20090526081103.9132.98194.stgit@warthog.procyon.org.uk> (raw)
From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
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>
---
kernel/kmod.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/kernel/kmod.c b/kernel/kmod.c
index b750675..7e95bed 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;
reply other threads:[~2009-05-26 8:11 UTC|newest]
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