4.14-stable review patch. If anyone has any objections, please let me know.
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From: Jeff Layton jlayton@redhat.com
[ Upstream commit 9280a601e6080c9ff658468c1c775ff6514099a6 ]
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 jlayton@redhat.com Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- fs/fcntl.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
--- a/fs/fcntl.c +++ b/fs/fcntl.c @@ -632,9 +632,8 @@ COMPAT_SYSCALL_DEFINE3(fcntl64, unsigned 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: