bftw: Plug a leak when the root is not a directory.

1 files changed, 6 insertions, 1 deletions

diff --git a/bftw.c b/bftw.c
index bab357d..d216481 100644
--- a/bftw.c
+++ b/bftw.c
@@ -511,7 +511,6 @@ static int dirqueue_push(struct dirqueue *queue, struct dircache_entry *entry) {
 /** Remove an entry from the dirqueue. */
 static struct dircache_entry *dirqueue_pop(struct dirqueue *queue) {
 	if (queue->front == queue->back) {
-		free(queue->entries);
 		return NULL;
 	}
 
@@ -522,6 +521,11 @@ static struct dircache_entry *dirqueue_pop(struct dirqueue *queue) {
 	return entry;
 }
 
+/** Destroy a dirqueue. */
+static void dirqueue_free(struct dirqueue *queue) {
+	free(queue->entries);
+}
+
 /** Fill in ftwbuf fields with information from a struct dirent. */
 static void ftwbuf_use_dirent(struct BFTW *ftwbuf, const struct dirent *de) {
 #if defined(_DIRENT_HAVE_D_TYPE) || defined(DT_DIR)
@@ -909,6 +913,7 @@ static void bftw_state_free(struct bftw_state *state) {
 	while (state->current) {
 		bftw_pop(state, false);
 	}
+	dirqueue_free(&state->queue);
 
 	dircache_free(&state->cache);