diff options
Diffstat (limited to 'scd/iso7816.c')
| -rw-r--r-- | scd/iso7816.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/scd/iso7816.c b/scd/iso7816.c index 9eff9d3f7..e9dc6541c 100644 --- a/scd/iso7816.c +++ b/scd/iso7816.c @@ -299,10 +299,11 @@ iso7816_manage_security_env (int slot, int p1, int p2, { int sw; - if (p1 < 0 || p1 > 255 || p2 < 0 || p2 > 255 || !data || !datalen) + if (p1 < 0 || p1 > 255 || p2 < 0 || p2 > 255 ) return gpg_error (GPG_ERR_INV_VALUE); - sw = apdu_send_simple (slot, 0x00, CMD_MSE, p1, p2, datalen, data); + sw = apdu_send_simple (slot, 0x00, CMD_MSE, p1, p2, + data? datalen : -1, data); return map_sw (sw); } @@ -605,7 +606,7 @@ iso7816_read_record (int slot, int recno, int reccount, int short_ef, buffer = NULL; bufferlen = 0; - /* Fixme: Either the ccid driver of the TCOS cards have problems + /* Fixme: Either the ccid driver or the TCOS cards have problems with an Le of 0. */ sw = apdu_send_le (slot, 0x00, CMD_READ_RECORD, recno, |