df7f2008c
Denys Vlasenko
2011-02-15
Subject
modinfo: trivial optimizations
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modutils/modinfo.c+6 -4
| @@ -44,7 +44,7 @@ static int display(const char *data, const char *pattern, int flag) | |
| } | |
| static void modinfo(const char *path, const char *version, | |
| - | struct modinfo_env *env) |
| + | const struct modinfo_env *env) |
| { | |
| static const char *const shortcuts[] = { | |
| "filename", | |
| @@ -82,11 +82,13 @@ static void modinfo(const char *path, const char *version, | |
| if (field) | |
| tags |= OPT_F; | |
| for (j = 1; (1<<j) & (OPT_TAGS + OPT_F); j++) { | |
| - | const char *pattern = field; |
| - | if ((1<<j) & OPT_TAGS) |
| - | pattern = shortcuts[j]; |
| + | const char *pattern; |
| + | |
| if (!((1<<j) & tags)) | |
| continue; | |
| + | pattern = field; |
| + | if ((1<<j) & OPT_TAGS) |
| + | pattern = shortcuts[j]; |
| length = strlen(pattern); | |
| ptr = the_module; | |
| while (1) { | |