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dev_crypto_md5_copy: return error if allocating to_md->data fails
[openssl.git]
/
crypto
/
evp
/
openbsd_hw.c
diff --git
a/crypto/evp/openbsd_hw.c
b/crypto/evp/openbsd_hw.c
index 78ad707ad82edc398f9ad2554ecd8131acc07718..b746c46967b5bda71493af9fd8162525d952ca62 100644
(file)
--- a/
crypto/evp/openbsd_hw.c
+++ b/
crypto/evp/openbsd_hw.c
@@
-427,6
+427,8
@@
static int dev_crypto_md5_copy(EVP_MD_CTX *to,const EVP_MD_CTX *from)
assert(from->digest->flags&EVP_MD_FLAG_ONESHOT);
to_md->data=OPENSSL_malloc(from_md->len);
+ if (to_md->data == NULL)
+ return 0;
memcpy(to_md->data,from_md->data,from_md->len);
return 1;