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fix sign extension issue on 64bit platforms (coverity 1109898)

This commit is contained in:
Vincent Sanders 2014-02-04 13:24:25 +00:00
parent dc33cb1418
commit 7b380d0982
1 changed files with 4 additions and 2 deletions
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6
content/mimesniff.c
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@ -155,7 +155,7 @@ static bool mimesniff__has_binary_octets(const uint8_t *data, size_t len)
static nserror mimesniff__match_mp4(const uint8_t *data, size_t len,
lwc_string **effective_type)
{
size_t box_size, i;
uint32_t box_size, i;
/* ISO/IEC 14496-12:2008 $4.3 says (effectively):
*
@ -204,7 +204,9 @@ static nserror mimesniff__match_mp4(const uint8_t *data, size_t len,
/* Search each compatible brand in the box for "mp4" */
for (i = 16; i <= box_size - 4; i += 4) {
if (data[i] == 'm' && data[i+1] == 'p' && data[i+2] == '4') {
if (data[i] == 'm' &&
data[i+1] == 'p' &&
data[i+2] == '4') {
*effective_type = lwc_string_ref(video_mp4);
return NSERROR_OK;
}