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authorAndrew Bartlett <abartlet@samba.org>2009-11-13 10:51:14 +1100
committerAndrew Bartlett <abartlet@samba.org>2009-11-13 23:19:05 +1100
commit4f8ba5ad6ac9b7153b0e13654e59f47e67b3f608 (patch)
treeca189d440b0a298cdcb3769d994828508dcd2e76 /source4/heimdal/lib/hcrypto/hmac.c
parent5bc87c14a1f5b45ed86e7ff9663f5f0aa2f70094 (diff)
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s4:heimdal: import lorikeet-heimdal-200911122202 (commit 9291fd2d101f3eecec550178634faa94ead3e9a1)
Diffstat (limited to 'source4/heimdal/lib/hcrypto/hmac.c')
-rw-r--r--source4/heimdal/lib/hcrypto/hmac.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/source4/heimdal/lib/hcrypto/hmac.c b/source4/heimdal/lib/hcrypto/hmac.c
index 282dc38113..dcd836d0be 100644
--- a/source4/heimdal/lib/hcrypto/hmac.c
+++ b/source4/heimdal/lib/hcrypto/hmac.c
@@ -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));