Commit 7ebb3022 authored by Federico Tomassetti's avatar Federico Tomassetti Committed by Luca Barbato

swscale: Check memory allocation

Bug-Id: CID 1267890
CC: libav-stable@libav.org
Signed-off-by: default avatarLuca Barbato <lu_zero@gentoo.org>
parent c28ed1d7
......@@ -1382,17 +1382,13 @@ SwsFilter *sws_getDefaultFilter(float lumaGBlur, float chromaGBlur,
filter->chrV = sws_getIdentityVec();
}
if (!filter->lumH || !filter->lumV || !filter->chrH || !filter->chrV) {
sws_freeVec(filter->lumH);
sws_freeVec(filter->lumV);
sws_freeVec(filter->chrH);
sws_freeVec(filter->chrV);
av_freep(&filter);
return NULL;
}
if (!filter->lumH || !filter->lumV || !filter->chrH || !filter->chrV)
goto fail;
if (chromaSharpen != 0.0) {
SwsVector *id = sws_getIdentityVec();
if (!id)
goto fail;
sws_scaleVec(filter->chrH, -chromaSharpen);
sws_scaleVec(filter->chrV, -chromaSharpen);
sws_addVec(filter->chrH, id);
......@@ -1402,6 +1398,8 @@ SwsFilter *sws_getDefaultFilter(float lumaGBlur, float chromaGBlur,
if (lumaSharpen != 0.0) {
SwsVector *id = sws_getIdentityVec();
if (!id)
goto fail;
sws_scaleVec(filter->lumH, -lumaSharpen);
sws_scaleVec(filter->lumV, -lumaSharpen);
sws_addVec(filter->lumH, id);
......@@ -1426,6 +1424,14 @@ SwsFilter *sws_getDefaultFilter(float lumaGBlur, float chromaGBlur,
sws_printVec2(filter->lumH, NULL, AV_LOG_DEBUG);
return filter;
fail:
sws_freeVec(filter->lumH);
sws_freeVec(filter->lumV);
sws_freeVec(filter->chrH);
sws_freeVec(filter->chrV);
av_freep(&filter);
return NULL;
}
SwsVector *sws_allocVec(int length)
......
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