diff --git a/src/libopensc/card-westcos.c b/src/libopensc/card-westcos.c
index 00e9940d..5c2e2cf0 100644
--- a/src/libopensc/card-westcos.c
+++ b/src/libopensc/card-westcos.c
@@ -1108,11 +1108,8 @@ static int westcos_sign_decipher(int mode, sc_card_t *card,
 	BIO *mem = BIO_new(BIO_s_mem());
 #endif
 
-	if (card == NULL) {
-		if (keyfile)
-			sc_file_free(keyfile);
+	if (card == NULL)
 		return SC_ERROR_INVALID_ARGUMENTS;
-	}
 	sc_debug(card->ctx, SC_LOG_DEBUG_NORMAL,
 		"westcos_sign_decipher outlen=%d\n", outlen);