diff options
author | Ben Laurie <ben@openssl.org> | 2008-12-29 16:11:58 +0000 |
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committer | Ben Laurie <ben@openssl.org> | 2008-12-29 16:11:58 +0000 |
commit | 0eab41fb78cf4d7c76e563fd677ab6c32fc28bb0 (patch) | |
tree | da848c7424ced86fc60823f4948b0fc79e52a381 /crypto/hmac | |
parent | 8aa02e97a782a4229936d5df6da42db3efe4acd1 (diff) |
If we're going to return errors (no matter how stupid), then we should
test for them!
Diffstat (limited to 'crypto/hmac')
-rw-r--r-- | crypto/hmac/hm_pmeth.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/crypto/hmac/hm_pmeth.c b/crypto/hmac/hm_pmeth.c index aff7013b76..985921ca1a 100644 --- a/crypto/hmac/hm_pmeth.c +++ b/crypto/hmac/hm_pmeth.c @@ -157,7 +157,11 @@ static int hmac_signctx(EVP_PKEY_CTX *ctx, unsigned char *sig, size_t *siglen, { unsigned int hlen; HMAC_PKEY_CTX *hctx = ctx->data; - *siglen = EVP_MD_CTX_size(mctx); + int l = EVP_MD_CTX_size(mctx); + + if (l < 0) + return 0; + *siglen = l; if (!sig) return 1; |