commit 2839f8b93ac743994c088507979b8b79cd476a85
from: Stefan Sperling <stsp@stsp.name>
date: Sun Aug 18 09:26:58 2019 UTC

fix segfault in got's blame_cb()

commit - 0b2899f84683eeb92e157053cfbb0d3a59dff4a9
commit + 2839f8b93ac743994c088507979b8b79cd476a85
blob - 6885219c58b049333695639f04b6d0f8a55b0306
blob + de8bc60f38fc659fb3f8be68237fb22c0a25e9bc
--- got/got.c
+++ got/got.c
@@ -2191,6 +2191,9 @@ blame_cb(void *arg, int nlines, int lineno, struct got
 	if (sigint_received)
 		return got_error(GOT_ERR_ITER_COMPLETED);
 
+	if (lineno == -1)
+		return NULL; /* no change in this commit */
+
 	/* Annotate this line. */
 	bline = &a->lines[lineno - 1];
 	if (bline->annotated)