1 files changed, 5 insertions, 1 deletions

diff --git a/lib/libfetch/ftp.c b/lib/libfetch/ftp.c
index 914f674c4735..475adda87b37 100644
--- a/lib/libfetch/ftp.c
+++ b/lib/libfetch/ftp.c
@@ -1181,7 +1181,11 @@ fetchStatFTP(struct url *url, struct url_stat *us, const char *flags)
 	f = ftp_request(url, "STAT", us, ftp_get_proxy(url, flags), flags);
 	if (f == NULL)
 		return (-1);
-	fclose(f);
+	/*
+	 * When op is "STAT", ftp_request() will return either NULL or
+	 * (FILE *)1, never a valid FILE *, so we mustn't fclose(f) before
+	 * returning, as it would cause a segfault.
+	 */
 	return (0);
 }