fixed handling of bad arguments

2015-01-25 03:30:10 +01:00
parent 444b14c8ca
commit 27ef5d59d5
1 changed files with 2 additions and 1 deletions
--- a/npa/src/scutil.c
+++ b/npa/src/scutil.c
@@ -239,7 +239,7 @@ int write_binary_rec(sc_card_t *card, unsigned char sfid,
    size_t write = MAX_SM_APDU_DATA_SIZE, wrote = 0;
    sc_apdu_t apdu;
 #ifdef ENABLE_SM
-    struct iso_sm_ctx *iso_sm_ctx = card->sm_ctx.info.cmd_data;
+    struct iso_sm_ctx *iso_sm_ctx;
 #endif

    if (!card) {
@@ -248,6 +248,7 @@ int write_binary_rec(sc_card_t *card, unsigned char sfid,
    }

 #ifdef ENABLE_SM
+    iso_sm_ctx = card->sm_ctx.info.cmd_data;
    if (write > SC_MAX_APDU_BUFFER_SIZE-2
            || (card->sm_ctx.sm_mode == SM_MODE_TRANSMIT
                && write > (((SC_MAX_APDU_BUFFER_SIZE-2