fs: use block_device name vsprintf helper

Signed-off-by: Dmitry Monakhov <dmonakhov@openvz.org>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/reiserfs/procfs.c b/fs/reiserfs/procfs.c
index 621b9f3..fe99915 100644
--- a/fs/reiserfs/procfs.c
+++ b/fs/reiserfs/procfs.c
@@ -303,11 +303,10 @@
 	struct reiserfs_sb_info *r = REISERFS_SB(sb);
 	struct reiserfs_super_block *rs = r->s_rs;
 	struct journal_params *jp = &rs->s_v1.s_journal;
-	char b[BDEVNAME_SIZE];
 
 	seq_printf(m,		/* on-disk fields */
 		   "jp_journal_1st_block: \t%i\n"
-		   "jp_journal_dev: \t%s[%x]\n"
+		   "jp_journal_dev: \t%pg[%x]\n"
 		   "jp_journal_size: \t%i\n"
 		   "jp_journal_trans_max: \t%i\n"
 		   "jp_journal_magic: \t%i\n"
@@ -348,7 +347,7 @@
 		   "prepare: \t%12lu\n"
 		   "prepare_retry: \t%12lu\n",
 		   DJP(jp_journal_1st_block),
-		   bdevname(SB_JOURNAL(sb)->j_dev_bd, b),
+		   SB_JOURNAL(sb)->j_dev_bd,
 		   DJP(jp_journal_dev),
 		   DJP(jp_journal_size),
 		   DJP(jp_journal_trans_max),