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| author | NeilBrown <neilb@suse.com> | 2018-11-30 10:04:08 +1100 |
|---|---|---|
| committer | Jeff Layton <jlayton@kernel.org> | 2018-11-30 11:26:12 -0500 |
| commit | 4d62d3f70b9b24497e489af79b0d730be792380f (patch) | |
| tree | 90e540026a40993de7eed999e370d2307c1c54c9 /fs/gfs2 | |
| parent | 7b587e1a5a6cf6035ab1fbd6a1d00ce604eaf488 (diff) | |
| download | linux-stable-4d62d3f70b9b24497e489af79b0d730be792380f.tar.gz linux-stable-4d62d3f70b9b24497e489af79b0d730be792380f.tar.bz2 linux-stable-4d62d3f70b9b24497e489af79b0d730be792380f.zip | |
gfs2: properly initial file_lock used for unlock.
Rather than assuming all-zeros is sufficient, use the available API to
initialize the file_lock structure use for unlock. VFS-level changes
will soon make it important that the list_heads in file_lock are
always properly initialized.
Signed-off-by: NeilBrown <neilb@suse.com>
Reviewed-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Jeff Layton <jlayton@kernel.org>
Diffstat (limited to 'fs/gfs2')
| -rw-r--r-- | fs/gfs2/file.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index 45a17b770d97..a2dea5bc0427 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -1199,13 +1199,13 @@ static int do_flock(struct file *file, int cmd, struct file_lock *fl) mutex_lock(&fp->f_fl_mutex); if (gfs2_holder_initialized(fl_gh)) { + struct file_lock request; if (fl_gh->gh_state == state) goto out; - locks_lock_file_wait(file, - &(struct file_lock) { - .fl_type = F_UNLCK, - .fl_flags = FL_FLOCK - }); + locks_init_lock(&request); + request.fl_type = F_UNLCK; + request.fl_flags = FL_FLOCK; + locks_lock_file_wait(file, &request); gfs2_glock_dq(fl_gh); gfs2_holder_reinit(state, flags, fl_gh); } else { |