From: Al Viro <viro@ZenIV.linux.org.uk>
Date: Sat, 26 Apr 2008 04:25:00 +0000 (+0100)
Subject: Fix uninitialized 'copy' in unshare_files
X-Git-Tag: v2.6.26-rc1~1049
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=50704516f334d5036c09b0ecc0064598f7c5596f;p=linux-2.6

Fix uninitialized 'copy' in unshare_files

	Arrgghhh...

Sorry about that, I'd been sure I'd folded that one, but it actually got
lost.  Please apply - that breaks execve().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Tested-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

diff --git a/kernel/fork.c b/kernel/fork.c
index efb618fc8f..cb46befdd3 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1787,7 +1787,7 @@ bad_unshare_out:
 int unshare_files(struct files_struct **displaced)
 {
 	struct task_struct *task = current;
-	struct files_struct *copy;
+	struct files_struct *copy = NULL;
 	int error;
 
 	error = unshare_fd(CLONE_FILES, &copy);