Module: libav
Branch: master
Commit: e51f22122d23589e93ac4f0b3e570bb925755915

Author:    Federico Tomassetti <[email protected]>
Committer: Vittorio Giovara <[email protected]>
Date:      Sun Feb 15 19:44:51 2015 +0000

swscale: Check memory allocations

CC: [email protected]
Bug-Id: CID 1267888 / CID 1267890
Signed-off-by: Vittorio Giovara <[email protected]>

---

 libswscale/utils.c |    9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libswscale/utils.c b/libswscale/utils.c
index b3df1af..23d7c93 100644
--- a/libswscale/utils.c
+++ b/libswscale/utils.c
@@ -1382,6 +1382,15 @@ 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 (chromaSharpen != 0.0) {
         SwsVector *id = sws_getIdentityVec();
         sws_scaleVec(filter->chrH, -chromaSharpen);

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