diff options
author | Pauli <paul.dale@oracle.com> | 2020-04-27 09:28:55 +1000 |
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committer | Pauli <paul.dale@oracle.com> | 2020-04-30 20:21:33 +1000 |
commit | 206da660a37e84b7266db4e2c4e9485cdafb1366 (patch) | |
tree | 83a3d5ceefa280ad020aeb2689e8e42c1e5abb6a /crypto/hmac | |
parent | 209c3d3ef655a807cdb109f3316bb86433ae7f07 (diff) |
coverity 1462580 Improper use of negative value
Reviewed-by: Tomas Mraz <tmraz@fedoraproject.org>
(Merged from https://github.com/openssl/openssl/pull/11651)
Diffstat (limited to 'crypto/hmac')
-rw-r--r-- | crypto/hmac/hmac.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/hmac/hmac.c b/crypto/hmac/hmac.c index b49baec4c1..6c1a70e4bd 100644 --- a/crypto/hmac/hmac.c +++ b/crypto/hmac/hmac.c @@ -55,6 +55,8 @@ int HMAC_Init_ex(HMAC_CTX *ctx, const void *key, int len, j = EVP_MD_block_size(md); if (!ossl_assert(j <= (int)sizeof(keytmp))) return 0; + if (j < 0) + return 0; if (j < len) { if (!EVP_DigestInit_ex(ctx->md_ctx, md, impl) || !EVP_DigestUpdate(ctx->md_ctx, key, len) |