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| author | Denys Vlasenko <vda.linux@googlemail.com> | 2011-02-15 01:45:14 +0100 |
|---|---|---|
| committer | Denys Vlasenko <vda.linux@googlemail.com> | 2011-02-15 01:45:14 +0100 |
| commit | df7f2008c2a3a54437d2678b8d53eddaf136eb89 (patch) | |
| tree | 480cad8bda37e9eabe00b91bfa4f5ff9553defb1 | |
| parent | 12f44ea18344f66e03e61e621a6c0fd2d36f7595 (diff) | |
| download | busybox-df7f2008c2a3a54437d2678b8d53eddaf136eb89.tar.gz | |
modinfo: trivial optimizations
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | modutils/modinfo.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/modutils/modinfo.c b/modutils/modinfo.c index cc501825c..db134bd00 100644 --- a/modutils/modinfo.c +++ b/modutils/modinfo.c @@ -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) { |