Commit 6670e9cd authored by Daniel J Blueman's avatar Daniel J Blueman Committed by H. Peter Anvin

x86, build: Make sure mkpiggy fails on read error

Ensure build doesn't silently continue despite read failure,
addressing a warning due to the unchecked call.
Signed-off-by: default avatarDaniel J Blueman <daniel.blueman@gmail.com>
LKML-Reference: <AANLkTimxxTMU3=4ry-_zbY6v1xiDi+hW9y1RegTr8vLK@mail.gmail.com>
Signed-off-by: default avatarH. Peter Anvin <hpa@linux.intel.com>
parent dd9c1549
......@@ -62,7 +62,12 @@ int main(int argc, char *argv[])
if (fseek(f, -4L, SEEK_END)) {
perror(argv[1]);
}
fread(&olen, sizeof olen, 1, f);
if (fread(&olen, sizeof(olen), 1, f) != 1) {
perror(argv[1]);
return 1;
}
ilen = ftell(f);
olen = getle32(&olen);
fclose(f);
......
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