diff: fix segfault on empty dirs (Peter Korsgaard <peter.korsgaard@barco.com>)

diff --git a/coreutils/diff.c b/coreutils/diff.c
index 1903bb1511c99f94e9cce9a8ceaab3933a85a048..75557187c981b8b469ad316a7627a2da93d6892c 100644 (file)
--- a/coreutils/diff.c
+++ b/coreutils/diff.c
@@ -1070,7 +1070,7 @@ static int add_to_dirlist(const char *filename,
 static char **get_dir(char *path)
 {
        dl_count = 0;
-       dl = NULL;
+       dl = xzalloc(sizeof(dl[0]));
 
        /* If -r has been set, then the recursive_action function will be
         * used. Unfortunately, this outputs the root directory along with