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2024-01-03 2f7c68cb55ecb7331f2381deb497c27155f32faf

 kernel/drivers/media/usb/dvb-usb/digitv.c
.. .. @@ -63,6 +63,10 @@
63 63  		warn("more than 2 i2c messages at a time is not handled yet. TODO.");
64 64  
65 65  	for (i = 0; i < num; i++) {
66 +		if (msg[i].len < 1) {
67 +			i = -EOPNOTSUPP;
68 +			break;
69 +		}
66 70  		/* write/read request */
67 71  		if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
68 72  			if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0,

..	..	@@ -63,6 +63,10 @@
63	63	warn("more than 2 i2c messages at a time is not handled yet. TODO.");
64	64
65	65	for (i = 0; i < num; i++) {
	66	+ if (msg[i].len < 1) {
	67	+ i = -EOPNOTSUPP;
	68	+ break;
	69	+ }
66	70	/* write/read request */
67	71	if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
68	72	if (digitv_ctrl_msg(d, USB_READ_COFDM, msg[i].buf[0], NULL, 0,