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use enough memory for pin verification/modification structure

This commit is contained in:
Frank Morgner 2013-05-28 21:23:24 +02:00 committed by Viktor Tarasov
parent 407ffa3388
commit 32c470469d
1 changed files with 5 additions and 1 deletions
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6
src/libopensc/reader-pcsc.c
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@ -1610,7 +1610,11 @@ static int
pcsc_pin_cmd(sc_reader_t *reader, struct sc_pin_cmd_data *data)
{
struct pcsc_private_data *priv = GET_PRIV_DATA(reader);
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE], sbuf[SC_MAX_APDU_BUFFER_SIZE];
u8 rbuf[SC_MAX_APDU_BUFFER_SIZE];
/* sbuf holds a pin verification/modification structure plus an APDU. */
u8 sbuf[sizeof(PIN_VERIFY_STRUCTURE)>sizeof(PIN_MODIFY_STRUCTURE)?
sizeof(PIN_VERIFY_STRUCTURE)+SC_MAX_APDU_BUFFER_SIZE:
sizeof(PIN_MODIFY_STRUCTURE)+SC_MAX_APDU_BUFFER_SIZE];
size_t rcount = sizeof(rbuf), scount = 0;
int r;
DWORD ioctl = 0;