vfs: show_vfsstat: remove redundant initialization and check of error code

As err variable is now always checked right after each assignment, its
initialization is redundant and could be safely removed.  For the same
reason, the last check of err is also redundant and could be removed as
well.

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Dmitry V. Levin 2015-11-19 00:58:32 +03:00 committed by Al Viro
parent 6ce4bca0ad
commit b896fb35ca
1 changed files with 2 additions and 3 deletions

View File

@ -193,7 +193,7 @@ static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt)
struct mount *r = real_mount(mnt);
struct path mnt_path = { .dentry = mnt->mnt_root, .mnt = mnt };
struct super_block *sb = mnt_path.dentry->d_sb;
int err = 0;
int err;
/* device */
if (sb->s_op->show_devname) {
@ -222,7 +222,6 @@ static int show_vfsstat(struct seq_file *m, struct vfsmount *mnt)
/* optional statistics */
if (sb->s_op->show_stats) {
seq_putc(m, ' ');
if (!err)
err = sb->s_op->show_stats(m, mnt_path.dentry);
}