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| author | Masahiro Yamada <yamada.masahiro@socionext.com> | 2015-07-24 14:18:45 +0900 |
|---|---|---|
| committer | Michal Marek <mmarek@suse.com> | 2015-08-24 16:36:08 +0200 |
| commit | d721109611fb94aff53c2397859046e5f92f55ae (patch) | |
| tree | 2786ab0465fe2e4c9a3a6e1c568213a3619cbcbb /scripts | |
| parent | 5b733faca671756dd41b7e24584374e2b1fc3c4d (diff) | |
| download | linux-d721109611fb94aff53c2397859046e5f92f55ae.tar.gz | |
kbuild: fixdep: optimize code slightly
If the target string matches "CONFIG_", move the pointer p forward. This saves several 7-chars adjustments. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Michal Marek <mmarek@suse.com>
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/basic/fixdep.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c index b30406860b73..46cc1b3e5de2 100644 --- a/scripts/basic/fixdep.c +++ b/scripts/basic/fixdep.c @@ -251,7 +251,8 @@ static void parse_config_file(const char *map, size_t len) continue; if (memcmp(p, "CONFIG_", 7)) continue; - for (q = p + 7; q < map + len; q++) { + p += 7; + for (q = p; q < map + len; q++) { if (!(isalnum(*q) || *q == '_')) goto found; } @@ -260,9 +261,9 @@ static void parse_config_file(const char *map, size_t len) found: if (!memcmp(q - 7, "_MODULE", 7)) q -= 7; - if( (q-p-7) < 0 ) + if (q - p < 0) continue; - use_config(p+7, q-p-7); + use_config(p, q - p); } } |