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[3.16.y-ckt,013/118] hpfs: hpfs_error: Remove static buffer, use vsprintf extension %pV instead

Message ID 1439369820-27005-14-git-send-email-luis.henriques@canonical.com
State New
Headers show

Commit Message

Luis Henriques Aug. 12, 2015, 8:55 a.m. UTC 
3.16.7-ckt16 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: Joe Perches <joe@perches.com>

commit a28e4b2b18ccb90df402da3f21e1a83c9d4f8ec1 upstream.

Removing unnecessary static buffers is good.
Use the vsprintf %pV extension instead.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Mikulas Patocka <mikulas@twibright.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
---
 fs/hpfs/super.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c
index e12a06b300e0..8685c655737f 100644
--- a/fs/hpfs/super.c
+++ b/fs/hpfs/super.c
@@ -52,17 +52,20 @@  static void unmark_dirty(struct super_block *s)
 }
 
 /* Filesystem error... */
-static char err_buf[1024];
-
 void hpfs_error(struct super_block *s, const char *fmt, ...)
 {
+	struct va_format vaf;
 	va_list args;
 
 	va_start(args, fmt);
-	vsnprintf(err_buf, sizeof(err_buf), fmt, args);
+
+	vaf.fmt = fmt;
+	vaf.va = &args;
+
+	pr_err("filesystem error: %pV", &vaf);
+
 	va_end(args);
 
-	pr_err("filesystem error: %s", err_buf);
 	if (!hpfs_sb(s)->sb_was_error) {
 		if (hpfs_sb(s)->sb_err == 2) {
 			pr_cont("; crashing the system because you wanted it\n");