fix CHECKED_ALLOCZ(0)

Originally committed as revision 1993 to svn://svn.ffmpeg.org/ffmpeg/trunk

fix CHECKED_ALLOCZ(0)
Originally committed as revision 1993 to svn://svn.ffmpeg.org/ffmpeg/trunk
dc939fd5 · Michael Niedermayer · 1e79606d · dc939fd5
Commit dc939fd5 authored Jun 28, 2003 by Michael Niedermayer
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common.h libavcodec/common.h +1 -1

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--- a/libavcodec/common.h
+++ b/libavcodec/common.h
@@ -1129,7 +1129,7 @@ if(256*256*256*64%(tcount+tskip_count)==0){\
 #define CHECKED_ALLOCZ(p, size)\
 {\
    p= av_mallocz(size);\
-    if(p==NULL){\
+    if(p==NULL && (size)!=0){\
        perror("malloc");\
        goto fail;\
    }\