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Commit 0e79537d authored Feb 01, 2013 by Cong Ding Committed by Theodore Ts'o Feb 01, 2013

ext4: reduce one "if" comparison in ext4_dirhash()



It is unnecessary to check i<4 after the loop; just do it before the
break.

Signed-off-by: Cong Ding <dinggnu@gmail.com>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

parent f1167009

fs/ext4/hash.c

+3 −3

Original line number	Diff line number	Diff line
		@@ -155,11 +155,11 @@ int ext4fs_dirhash(const char name, int len, struct dx_hash_info hinfo)
		/* Check to see if the seed is all zero's */
		if (hinfo->seed) {
		for (i = 0; i < 4; i++) {
		if (hinfo->seed[i])
		if (hinfo->seed[i]) {
		memcpy(buf, hinfo->seed, sizeof(buf));
		break;
		}
		if (i < 4)
		memcpy(buf, hinfo->seed, sizeof(buf));
		}
		}

		switch (hinfo->hash_version) {