[PATCH 14/14] mtd: nand: switch `check_pattern()' to standard `memcmp()'
Brian Norris
computersforpeace at gmail.com
Wed Sep 7 16:13:41 EDT 2011
A portion of the `check_pattern()' function is basically a `memcmp()'.
Since it's possible for `memcmp()' to be optimized for a particular
architecture, we should use it instead.
Signed-off-by: Brian Norris <computersforpeace at gmail.com>
---
drivers/mtd/nand/nand_bbt.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/mtd/nand/nand_bbt.c b/drivers/mtd/nand/nand_bbt.c
index 26d6a51..6576afb 100644
--- a/drivers/mtd/nand/nand_bbt.c
+++ b/drivers/mtd/nand/nand_bbt.c
@@ -107,10 +107,8 @@ static int check_pattern(uint8_t *buf, int len, int paglen, struct nand_bbt_desc
p += end;
/* Compare the pattern */
- for (i = 0; i < td->len; i++) {
- if (p[i] != td->pattern[i])
- return -1;
- }
+ if (memcmp(p, td->pattern, td->len))
+ return -1;
if (td->options & NAND_BBT_SCANEMPTY) {
p += td->len;
--
1.7.5.4
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