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inotify: stop kernel memory leak on file creation failure

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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 <vegard.nossum@gmail.com>
cc: stable@kernel.org
Signed-off-by: Eric Paris <eparis@redhat.com>
This commit is contained in:
Eric Paris 2010-11-23 18:18:37 -05:00
commit a2ae4cc9a1
1 changed files with 1 additions and 0 deletions
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fs/notify/inotify/inotify_user.c
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@ -752,6 +752,7 @@ SYSCALL_DEFINE1(inotify_init1, int, flags)
if (ret >= 0) if (ret >= 0)
return ret; return ret;
fsnotify_put_group(group);
atomic_dec(&user->inotify_devs); atomic_dec(&user->inotify_devs);
out_free_uid: out_free_uid:
free_uid(user); free_uid(user);