diff options
| author | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2015-03-13 21:10:12 -0500 |
|---|---|---|
| committer | Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl> | 2015-03-13 23:42:16 -0400 |
| commit | 7c5925a448551129ec2e11157c847703def79608 (patch) | |
| tree | f1fbe72ef7e212e78beddf6efe775b1f971907cc /src | |
| parent | 9fff898181e71ab6389071b5c35b3ab7112b953e (diff) | |
efi: widen operand to avoid overflow
CID #1287141.
Diffstat (limited to 'src')
| -rw-r--r-- | src/boot/efi/splash.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/boot/efi/splash.c b/src/boot/efi/splash.c index 81d6439f43..470ea3e2cc 100644 --- a/src/boot/efi/splash.c +++ b/src/boot/efi/splash.c @@ -97,7 +97,7 @@ EFI_STATUS bmp_parse_header(UINT8 *bmp, UINTN size, struct bmp_dib **ret_dib, return EFI_UNSUPPORTED; } - row_size = (((dib->depth * dib->x) + 31) / 32) * 4; + row_size = ((UINTN) dib->depth * dib->x + 31) / 32 * 4; if (file->size - file->offset < dib->y * row_size) return EFI_INVALID_PARAMETER; if (row_size * dib->y > 64 * 1024 * 1024) |