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Bug 719202 - Innocuous uninitialized BMP header value. r=joe

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This commit is contained in:
Brian R. Bondy 2012-01-23 18:28:58 -05:00
parent 821eb101a0
commit b8f1a573ae
1 changed files with 2 additions and 1 deletions
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3
image/decoders/nsBMPDecoder.cpp
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@ -426,7 +426,8 @@ nsBMPDecoder::WriteInternal(const char* aBuffer, PRUint32 aCount)
aBuffer += toCopy; aBuffer += toCopy;
aCount -= toCopy; aCount -= toCopy;
} }
if (mBIH.compression == BI_BITFIELDS && mPos == WIN_HEADER_LENGTH + BITFIELD_LENGTH) { if (mPos == WIN_HEADER_LENGTH + BITFIELD_LENGTH &&
mBIH.compression == BI_BITFIELDS) {
mBitFields.red = LITTLE_TO_NATIVE32(*(PRUint32*)mRawBuf); mBitFields.red = LITTLE_TO_NATIVE32(*(PRUint32*)mRawBuf);
mBitFields.green = LITTLE_TO_NATIVE32(*(PRUint32*)(mRawBuf + 4)); mBitFields.green = LITTLE_TO_NATIVE32(*(PRUint32*)(mRawBuf + 4));
mBitFields.blue = LITTLE_TO_NATIVE32(*(PRUint32*)(mRawBuf + 8)); mBitFields.blue = LITTLE_TO_NATIVE32(*(PRUint32*)(mRawBuf + 8));