Address coverity argument cannot be negative
@@ -72,12 +72,13 @@ static int rc5_ctrl(EVP_CIPHER_CTX *c, int type, int arg, void *ptr)
static int r_32_12_16_init_key(EVP_CIPHER_CTX *ctx, const unsigned char *key,
const unsigned char *iv, int enc)
{
- if (EVP_CIPHER_CTX_get_key_length(ctx) > 255) {
+ const int key_len = EVP_CIPHER_CTX_get_key_length(ctx);
+
+ if (key_len > 255 || key_len < 0) {
ERR_raise(ERR_LIB_EVP, EVP_R_BAD_KEY_LENGTH);
return 0;
}
- return RC5_32_set_key(&data(ctx)->ks, EVP_CIPHER_CTX_get_key_length(ctx),
- key, data(ctx)->rounds);
+ return RC5_32_set_key(&data(ctx)->ks, key_len, key, data(ctx)->rounds);
}
#endif
