1 files changed, 1 insertions, 1 deletions
diff --git a/wrapper.c b/wrapper.c
index 36630e5d18..61aba0b5c1 100644
--- a/wrapper.c
+++ b/wrapper.c
@@ -652,7 +652,7 @@ int xsnprintf(char *dst, size_t max, const char *fmt, ...)
 void write_file_buf(const char *path, const char *buf, size_t len)
 {
 	int fd = xopen(path, O_WRONLY | O_CREAT | O_TRUNC, 0666);
-	if (write_in_full(fd, buf, len) != len)
+	if (write_in_full(fd, buf, len) < 0)
 		die_errno(_("could not write to %s"), path);
 	if (close(fd))
 		die_errno(_("could not close %s"), path);