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Bug 777292 - Cast the result of setjmp() to nsresult where it's incorrectly used that way; r=ehsan

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This commit is contained in:
Aryeh Gregor 2012-07-27 17:03:25 +03:00
parent f3f465386f
commit bf782211d8
1 changed files with 3 additions and 1 deletions
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4
image/decoders/nsJPEGDecoder.cpp
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@ -189,7 +189,9 @@ nsJPEGDecoder::WriteInternal(const char *aBuffer, PRUint32 aCount)
/* Return here if there is a fatal error within libjpeg. */
nsresult error_code;
if ((error_code = setjmp(mErr.setjmp_buffer)) != 0) {
// XXX: This cast to nsresult makes absolutely no sense and is thoroughly
// broken (bug 778103). I hope this code path is never hit.
if ((error_code = (nsresult)setjmp(mErr.setjmp_buffer)) != 0) {
if (error_code == NS_ERROR_FAILURE) {
PostDataError();
/* Error due to corrupt stream - return NS_OK and consume silently