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engine_md_copy: check for NULL after allocating to_md->HashBuffer
[openssl.git]
/
demos
/
engines
/
zencod
/
hw_zencod.c
diff --git
a/demos/engines/zencod/hw_zencod.c
b/demos/engines/zencod/hw_zencod.c
index 4234b93cbe7c7ff99c3a63deaa0c75f13cd6b6fa..9ad7252391c32a0ec3b6c588dc38a6627c657db0 100644
(file)
--- a/
demos/engines/zencod/hw_zencod.c
+++ b/
demos/engines/zencod/hw_zencod.c
@@
-1507,6
+1507,8
@@
static int engine_md_copy ( EVP_MD_CTX *to, const EVP_MD_CTX *from )
ZEN_MD_DATA *to_md = (ZEN_MD_DATA *) to->md_data ;
to_md->HashBuffer = OPENSSL_malloc ( from_md->HashBufferSize ) ;
+ if (to_md->HashBuffer == NULL)
+ return 0;
memcpy ( to_md->HashBuffer, from_md->HashBuffer, from_md->HashBufferSize ) ;
return 1;