commit 52b1043cbe49b88c7dc8b0baa3bb374206a59dd1
from: Omar Polo <op@omarpolo.com>
date: Mon Jul 19 10:19:21 2021 UTC

missing NULL check

commit - a87cfde96c9247f99db3ea7310131bdefeda3540
commit + 52b1043cbe49b88c7dc8b0baa3bb374206a59dd1
blob - 5e7bcfe55b4d8f4f5f6a596ce59f9302ed08dd2a
blob + f5b1c014d6ab8dd8160a9bbc8a28d03b0a1d01da
--- cmd.c
+++ cmd.c
@@ -222,6 +222,9 @@ cmd_end_of_buffer(struct buffer *buffer)
 {
 	buffer->current_line = TAILQ_LAST(&buffer->head, vhead);
 
+	if (buffer->current_line == NULL)
+		return;
+
 	/* deal with invisible lines */
 	if (buffer->current_line->parent->flags & L_HIDDEN)
 		forward_line(buffer, -1);