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lib/hcrypto/evp.c: missing MD guards

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This commit is contained in:
Nicolas Williams
2016-04-13 11:48:05 -05:00
parent 5c2a3cb25a
commit 8033eb298b
1 changed files with 4 additions and 0 deletions
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4
lib/hcrypto/evp.c
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@@ -260,11 +260,15 @@ EVP_DigestInit_ex(EVP_MD_CTX *ctx, const EVP_MD *md, ENGINE *engine)
EVP_MD_CTX_cleanup(ctx);
ctx->md = md;
ctx->engine = engine;
if (md == NULL)
return 0;
ctx->ptr = calloc(1, md->ctx_size);
if (ctx->ptr == NULL)
return 0;
}
if (ctx->md == 0)
return 0;
return (ctx->md->init)(ctx->ptr);
}