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| author |   Brian Norris <computersforpeace@gmail.com> | 2011-09-07 13:13:41 -0700 |
|---|---|---|
| committer |   Artem Bityutskiy <artem.bityutskiy@intel.com> | 2011-09-21 09:19:08 +0300 |
| commit | 75b66d8ccd5772b00a7328c2cf75bc506ec532a1 (patch) | |
| tree | bf9a20d281e7501c3ea1d344e1da3ab141bf2f27 /drivers/mtd/nand/nand_bbt.c | |
| parent | mtd: nand: invalidate cache on unaligned reads (diff) | |
| download | linux-dev-75b66d8ccd5772b00a7328c2cf75bc506ec532a1.tar.xz linux-dev-75b66d8ccd5772b00a7328c2cf75bc506ec532a1.zip | |
mtd: nand: switch `check_pattern()' to standard `memcmp()'
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@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@intel.com>
Diffstat (limited to 'drivers/mtd/nand/nand_bbt.c')
| -rw-r--r-- | 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 783093d1a2e5..5c9c0b2f09d4 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; |