commit: a2ae4cc9a16e211c8a128ba10d22a85431f093ab
From: Eric Paris <[email protected]>
Date: Tue, 23 Nov 2010 18:18:37 -0500
Subject: [PATCH] inotify: stop kernel memory leak on file creation failure

If inotify_init is unable to allocate a new file for the new inotify
group we leak the new group.  This patch drops the reference on the
group on file allocation failure.

Reported-by: Vegard Nossum <[email protected]>
cc: [email protected]
Signed-off-by: Eric Paris <[email protected]>
---
 fs/notify/inotify/inotify_user.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/fs/notify/inotify/inotify_user.c b/fs/notify/inotify/inotify_user.c
index 444c305..4cd5d5d 100644
--- a/fs/notify/inotify/inotify_user.c
+++ b/fs/notify/inotify/inotify_user.c
@@ -752,6 +752,7 @@ SYSCALL_DEFINE1(inotify_init1, int, flags)
        if (ret >= 0)
                return ret;
 
+       fsnotify_put_group(group);
        atomic_dec(&user->inotify_devs);
 out_free_uid:
        free_uid(user);

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