fixed uninitialized value

ccid/src/usb.c

@@ -863,7 +863,7 @@ static void *interrupt (void *param)
     }
     pthread_cleanup_push (close_fd, &status_fd);
 
-    int result;
+    int result = 0;
     RDR_to_PC_NotifySlotChange_t *slotchange;
     do {
         /* original LinuxThreads cancelation didn't work right */

npa/src/npa.c

@@ -329,7 +329,7 @@ npa_sm_start(sc_card_t *card, EAC_CTX *eac_ctx,
         const unsigned char *id_icc, size_t id_icc_length)
 {
     int r;
-    struct iso_sm_ctx *sctx;
+    struct iso_sm_ctx *sctx = NULL;
 
     if (!eac_ctx || !eac_ctx->key_ctx) {
         r = SC_ERROR_INVALID_ARGUMENTS;