fs/jbd2/journal.c: use strreplace()

In one case, we eliminate a local variable; in the other a strlen()
call and some .text.

Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Cc: "Theodore Ts'o" <tytso@mit.edu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index b96bd80..5c187de 100644 (file)
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -1137,7 +1137,6 @@ journal_t * jbd2_journal_init_dev(struct block_device *bdev,
 {
        journal_t *journal = journal_init_common();
        struct buffer_head *bh;
-       char *p;
        int n;
 
        if (!journal)
@@ -1150,9 +1149,7 @@ journal_t * jbd2_journal_init_dev(struct block_device *bdev,
        journal->j_blk_offset = start;
        journal->j_maxlen = len;
        bdevname(journal->j_dev, journal->j_devname);
-       p = journal->j_devname;
-       while ((p = strchr(p, '/')))
-               *p = '!';
+       strreplace(journal->j_devname, '/', '!');
        jbd2_stats_proc_init(journal);
        n = journal->j_blocksize / sizeof(journal_block_tag_t);
        journal->j_wbufsize = n;
@@ -1204,10 +1201,7 @@ journal_t * jbd2_journal_init_inode (struct inode *inode)
        journal->j_dev = journal->j_fs_dev = inode->i_sb->s_bdev;
        journal->j_inode = inode;
        bdevname(journal->j_dev, journal->j_devname);
-       p = journal->j_devname;
-       while ((p = strchr(p, '/')))
-               *p = '!';
-       p = journal->j_devname + strlen(journal->j_devname);
+       p = strreplace(journal->j_devname, '/', '!');
        sprintf(p, "-%lu", journal->j_inode->i_ino);
        jbd_debug(1,
                  "journal %p: inode %s/%ld, size %Ld, bits %d, blksize %ld\n",