git-config: remove memory leak of key regexp

This is only called once per invocation, so it's not a major
leak, but it's easy to fix.

Signed-off-by: Jeff King <peff@peff.net>

diff --git a/builtin/config.c b/builtin/config.c
index e1c33e0691796601ac869278c155194d33ee8332..e660d48300b874fe422e813dbcd5f5eecab31e56 100644 (file)
--- a/builtin/config.c
+++ b/builtin/config.c
@@ -248,6 +248,10 @@ static int get_value(const char *key_, const char *regex_)
                git_config_from_file(fn, system_wide, data);
 
        free(key);
+       if (key_regexp) {
+               regfree(key_regexp);
+               free(key_regexp);
+       }
        if (regexp) {
                regfree(regexp);
                free(regexp);