From 9280a601e6080c9ff658468c1c775ff6514099a6 Mon Sep 17 00:00:00 2001 From: Jeff Layton Date: Tue, 14 Nov 2017 14:43:56 -0500 Subject: fcntl: don't leak fd reference when fixup_compat_flock fails Currently we just return err here, but we need to put the fd reference first. Fixes: 94073ad77fff (fs/locks: don't mess with the address limit in compat_fcntl64) Signed-off-by: Jeff Layton --- fs/fcntl.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/fs/fcntl.c b/fs/fcntl.c index 30f47d0f74a0..e15bcc4265d0 100644 --- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -632,9 +632,8 @@ COMPAT_SYSCALL_DEFINE3(fcntl64, unsigned int, fd, unsigned int, cmd, if (err) break; err = fixup_compat_flock(&flock); - if (err) - return err; - err = put_compat_flock(&flock, compat_ptr(arg)); + if (!err) + err = put_compat_flock(&flock, compat_ptr(arg)); break; case F_GETLK64: case F_OFD_GETLK: -- cgit v1.2.3-58-ga151