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modpost: do not write out any file when error occurred

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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>
This commit is contained in:
Masahiro Yamada 2022-04-25 04:07:46 +09:00
parent 15a28c7c72
commit c155a47d83
1 changed files with 3 additions and 0 deletions
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3
scripts/mod/modpost.c
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@ -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);