diff options
Diffstat (limited to 'drivers/media/tuners/tuner-xc2028.c')
| -rw-r--r-- | drivers/media/tuners/tuner-xc2028.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/media/tuners/tuner-xc2028.c b/drivers/media/tuners/tuner-xc2028.c index 878d2c4d9e8..9771cd83c06 100644 --- a/drivers/media/tuners/tuner-xc2028.c +++ b/drivers/media/tuners/tuner-xc2028.c @@ -24,6 +24,9 @@ #include <linux/dvb/frontend.h> #include "dvb_frontend.h" +/* Max transfer size done by I2C transfer functions */ +#define MAX_XFER_SIZE 80 + /* Registers (Write-only) */ #define XREG_INIT 0x00 #define XREG_RF_FREQ 0x02 @@ -547,7 +550,10 @@ static int load_firmware(struct dvb_frontend *fe, unsigned int type, { struct xc2028_data *priv = fe->tuner_priv; int pos, rc; - unsigned char *p, *endp, buf[priv->ctrl.max_len]; + unsigned char *p, *endp, buf[MAX_XFER_SIZE]; + + if (priv->ctrl.max_len > sizeof(buf)) + priv->ctrl.max_len = sizeof(buf); tuner_dbg("%s called\n", __func__); |