Fixed a segfault in `parse_config()`.

1 files changed, 8 insertions, 2 deletions

diff --git a/config.c b/config.c
index 2874e89..5435eb9 100644
--- a/config.c
+++ b/config.c
@@ -104,6 +104,7 @@ config *parse_config(const char *filename) {
 	config *cfg;
 	/* Buffer of the file contents. */
 	char *buf = read_file(filename, &filesize);
+	char *tmp = buf;
 
 	/* Return NULL, if the buffer wasn't allocated */
 	if (buf == NULL) {
@@ -118,8 +119,8 @@ config *parse_config(const char *filename) {
 		return NULL;
 	}
 
-	while (*buf != '\0') {
-		char *line = get_line(&buf);
+	while (*tmp != '\0') {
+		char *line = get_line(&tmp);
 		char *value;
 		char *name = strtok_r(line, "=", &value);
 		const config_opt *opt;
@@ -132,5 +133,10 @@ config *parse_config(const char *filename) {
 			config_val val = parse_option_value(opt, value);
 			set_config_opt(cfg, opt->type, opt->offset, val);
 		}
+
+		free(line);
 	}
+
+	free(buf);
+	return cfg;
 }