commit 7e1f3a3d0f07de14dd5caeb7dd7b3a802afe3723
from: Omar Polo <op@omarpolo.com>
via: Thomas Adam <thomas@xteddy.org>
date: Tue Aug 16 13:20:41 2022 UTC

check for fprintf failure

commit - b6bfeb85557195c11514ad96b30ce83da839b708
commit + 7e1f3a3d0f07de14dd5caeb7dd7b3a802afe3723
blob - a998453e7e5bc7ff3b9c707e6d83dfc42d959d5d
blob + 0a212239b670c6ca16ed4334951fffdc07ca2c70
--- lib/diff.c
+++ lib/diff.c
@@ -904,6 +904,9 @@ show_object_id(struct got_diff_line **lines, size_t *n
 	off_t outoff = 0;
 
 	n = fprintf(outfile, "%s %c %s\n", obj_typestr, ch, id_str);
+	if (n < 0)
+		return got_error_from_errno("fprintf");
+
 	if (lines != NULL && *lines != NULL) {
 		if (*nlines == 0) {
 			err = add_line_metadata(lines, nlines, 0,