EVP_CIPHER_block_size returns size_t, which is unsigned

diff --git a/libknet/crypto_openssl.c b/libknet/crypto_openssl.c
index a82ce87ecb92408a14010e5ed362194cb6f45535..13e2d8f43200d940de1976e66d4f24e8b91fd25c 100644 (file)
--- a/libknet/crypto_openssl.c
+++ b/libknet/crypto_openssl.c
@@ -577,12 +577,9 @@ static int opensslcrypto_init(
        }
 
        if (opensslcrypto_instance->crypto_cipher_type) {
-               int block_size;
+               size_t block_size;
 
                block_size = EVP_CIPHER_block_size(opensslcrypto_instance->crypto_cipher_type);
-               if (block_size < 0) {
-                       goto out_err;
-               }
 
                knet_h->sec_header_size += (block_size * 2);
                knet_h->sec_header_size += SALT_SIZE;