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If the context already have a EVP_MD_CTX allocated, don't make a new

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Patch from Derrick Pallas of Riverbed Techology
This commit is contained in:
Love Hornquist Astrand
2009-10-16 16:40:49 -07:00
parent 290255ee0b
commit 2ac04069b6
1 changed files with 2 additions and 1 deletions
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3
lib/hcrypto/hmac.c
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@@ -121,7 +121,8 @@ HMAC_Init_ex(HMAC_CTX *ctx,
for (i = 0, p = ctx->opad; i < keylen; i++)
p[i] ^= ((const unsigned char *)key)[i];
ctx->ctx = EVP_MD_CTX_create();
if (ctx->ctx == NULL)
ctx->ctx = EVP_MD_CTX_create();
EVP_DigestInit_ex(ctx->ctx, ctx->md, ctx->engine);
EVP_DigestUpdate(ctx->ctx, ctx->ipad, EVP_MD_block_size(ctx->md));