diff mbox

[RESEND,4/4] vfs: show_vfsstat: remove redundant initialization and check of error code

Message ID 20151202172044.GD22189@altlinux.org (mailing list archive)
State New, archived
Headers show

Commit Message

Dmitry V. Levin Dec. 2, 2015, 5:20 p.m. UTC 
Date: Wed, 18 Nov 2015 21:09:45 +0000

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>
---
 fs/proc_namespace.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
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Patch

diff --git a/fs/proc_namespace.c b/fs/proc_namespace.c
index 7a6b2f3..3f1190d 100644
--- a/fs/proc_namespace.c
+++ b/fs/proc_namespace.c
@@ -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) {
@@ -224,8 +224,7 @@  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);
+		err = sb->s_op->show_stats(m, mnt_path.dentry);
 	}
 
 	seq_putc(m, '\n');