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