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* grub-core/io/gzio.c (test_zlib_header): Use undigned modulo rather

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than signed.
This commit is contained in:
Vladimir Serbinenko 2013-10-25 20:18:30 +02:00
parent edd0179abb
commit c64577a554
2 changed files with 6 additions and 1 deletions
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2
grub-core/io/gzio.c
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@ -1178,7 +1178,7 @@ test_zlib_header (grub_gzio_t gzio)
return 0;
}
if ((cmf * 256 + flg) % 31)
if ((cmf * 256U + flg) % 31U)
{
grub_error (GRUB_ERR_BAD_COMPRESSED_DATA, N_("unsupported gzip format"));
return 0;