From: Masahiro Yamada <masahiroy@kernel.org>
Date: Sun, 24 Apr 2022 19:07:46 +0000 (+0900)
Subject: modpost: do not write out any file when error occurred
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c155a47d83ab0b5ee96ebe1721057cba1936d0d5;p=linux.git

modpost: do not write out any file when error occurred

If an error occurs, modpost will fail anyway. Do not write out
any content (, which might be invalid).

Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
---

diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 141370ebbfd34..f0d48f65fb33f 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -2333,6 +2333,9 @@ static void write_buf(struct buffer *b, const char *fname)
 {
 	FILE *file;
 
+	if (error_occurred)
+		return;
+
 	file = fopen(fname, "w");
 	if (!file) {
 		perror(fname);