scan-tree.c: avoid memory leak

No references are kept to the memory pointed to by the 'rel' variable, so
it should be free()'d before returning from add_repo().

Signed-off-by: Jamie Couture <jamie.couture@gmail.com>
Signed-off-by: Lars Hjemli <larsh@hjemli.net>

1 files changed, 2 insertions, 0 deletions

diff --git a/scan-tree.c b/scan-tree.c
index e5a4baf..378d795 100644
--- a/scan-tree.c
+++ b/scan-tree.c
@@ -134,48 +134,50 @@ static void add_repo(const char *base, const char *path, repo_config_fn fn)
 			while (slash && n && (slash = strchr(slash, '/')))
 				n--;
 		} else {
 			slash = rel + strlen(rel);
 			while (slash && n && (slash = xstrrchr(rel, slash, '/')))
 				n++;
 		}
 		if (slash && !n) {
 			*slash = '\0';
 			repo->section = xstrdup(rel);
 			*slash = '/';
 			if (!prefixcmp(repo->name, repo->section)) {
 				repo->name += strlen(repo->section);
 				if (*repo->name == '/')
 					repo->name++;
 			}
 		}
 	}
 
 	p = fmt("%s/cgitrc", path);
 	if (!stat(p, &st)) {
 		config_fn = fn;
 		parse_configfile(xstrdup(p), &repo_config);
 	}
+
+	free(rel);
 }
 
 static void scan_path(const char *base, const char *path, repo_config_fn fn)
 {
 	DIR *dir = opendir(path);
 	struct dirent *ent;
 	char *buf;
 	struct stat st;
 
 	if (!dir) {
 		fprintf(stderr, "Error opening directory %s: %s (%d)\n",
 			path, strerror(errno), errno);
 		return;
 	}
 	if (is_git_dir(path)) {
 		add_repo(base, path, fn);
 		goto end;
 	}
 	if (is_git_dir(fmt("%s/.git", path))) {
 		add_repo(base, fmt("%s/.git", path), fn);
 		goto end;
 	}
 	while((ent = readdir(dir)) != NULL) {
 		if (ent->d_name[0] == '.') {