fs/sync.c: remove unnecessary NULL f_mapping check in sync_file_range
authorJeff Layton <jlayton@redhat.com>
Wed, 6 Sep 2017 23:23:19 +0000 (16:23 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 7 Sep 2017 00:27:28 +0000 (17:27 -0700)
commitde23abd15175fb170270d485f267caebe86fb0b4
treedca2db2b3df4fb7b47b0e32f48baedcdd7ad0391
parent824f973904a1108806fa0fbe15dc93ee9ecd9e0a
fs/sync.c: remove unnecessary NULL f_mapping check in sync_file_range

fsync codepath assumes that f_mapping can never be NULL, but
sync_file_range has a check for that.

Remove the one from sync_file_range as I don't see how you'd ever get a
NULL pointer in here.

Link: http://lkml.kernel.org/r/20170525110509.9434-1-jlayton@redhat.com
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/sync.c