333 	__u32 **intervals, unsigned char *buffer, int buflen)  in uvc_parse_format()  argument
352 		if (buflen < n) {  in uvc_parse_format()
400 		if (buflen < 11) {  in uvc_parse_format()
416 		if (buflen < 9) {  in uvc_parse_format()
473 	buflen -= buffer[0];  in uvc_parse_format()
479 	while (buflen > 2 && buffer[1] == USB_DT_CS_INTERFACE &&  in uvc_parse_format()
483 			n = buflen > 25 ? buffer[25] : 0;  in uvc_parse_format()
485 			n = buflen > 21 ? buffer[21] : 0;  in uvc_parse_format()
489 		if (buflen < 26 + 4*n) {  in uvc_parse_format()
560 		buflen -= buffer[0];  in uvc_parse_format()
564 	if (buflen > 2 && buffer[1] == USB_DT_CS_INTERFACE &&  in uvc_parse_format()
566 		buflen -= buffer[0];  in uvc_parse_format()
570 	if (buflen > 2 && buffer[1] == USB_DT_CS_INTERFACE &&  in uvc_parse_format()
572 		if (buflen < 6) {  in uvc_parse_format()
582 		buflen -= buffer[0];  in uvc_parse_format()
597 	int _buflen, buflen = alts->extralen;  in uvc_parse_streaming()  local
633 	if (buflen == 0) {  in uvc_parse_streaming()
645 				buflen = alts->endpoint[i].extralen;  in uvc_parse_streaming()
652 	while (buflen > 2 && buffer[1] != USB_DT_CS_INTERFACE) {  in uvc_parse_streaming()
653 		buflen -= buffer[0];  in uvc_parse_streaming()
657 	if (buflen <= 2) {  in uvc_parse_streaming()
682 	p = buflen >= 4 ? buffer[3] : 0;  in uvc_parse_streaming()
683 	n = buflen >= size ? buffer[size-1] : 0;  in uvc_parse_streaming()
685 	if (buflen < size + p*n) {  in uvc_parse_streaming()
712 	buflen -= buffer[0];  in uvc_parse_streaming()
716 	_buflen = buflen;  in uvc_parse_streaming()
784 	while (buflen > 2 && buffer[1] == USB_DT_CS_INTERFACE) {  in uvc_parse_streaming()
792 				&interval, buffer, buflen);  in uvc_parse_streaming()
799 			buflen -= ret;  in uvc_parse_streaming()
807 		buflen -= buffer[0];  in uvc_parse_streaming()
811 	if (buflen)  in uvc_parse_streaming()
814 			dev->udev->devnum, alts->desc.bInterfaceNumber, buflen);  in uvc_parse_streaming()
879 	const unsigned char *buffer, int buflen)  in uvc_parse_vendor_control()  argument
918 		p = buflen >= 22 ? buffer[21] : 0;  in uvc_parse_vendor_control()
919 		n = buflen >= 25 + p ? buffer[22+p] : 0;  in uvc_parse_vendor_control()
921 		if (buflen < 25 + p + 2*n) {  in uvc_parse_vendor_control()
957 	const unsigned char *buffer, int buflen)  in uvc_parse_standard_control()  argument
968 		n = buflen >= 12 ? buffer[11] : 0;  in uvc_parse_standard_control()
970 		if (buflen < 12 + n) {  in uvc_parse_standard_control()
995 		if (buflen < 8) {  in uvc_parse_standard_control()
1020 			n = buflen >= 15 ? buffer[14] : 0;  in uvc_parse_standard_control()
1024 			n = buflen >= 9 ? buffer[8] : 0;  in uvc_parse_standard_control()
1025 			p = buflen >= 10 + n ? buffer[9+n] : 0;  in uvc_parse_standard_control()
1029 		if (buflen < len + n + p) {  in uvc_parse_standard_control()
1076 		if (buflen < 9) {  in uvc_parse_standard_control()
1112 		p = buflen >= 5 ? buffer[4] : 0;  in uvc_parse_standard_control()
1114 		if (buflen < 5 || buflen < 6 + p) {  in uvc_parse_standard_control()
1137 		n = buflen >= 8 ? buffer[7] : 0;  in uvc_parse_standard_control()
1140 		if (buflen < p + n) {  in uvc_parse_standard_control()
1170 		p = buflen >= 22 ? buffer[21] : 0;  in uvc_parse_standard_control()
1171 		n = buflen >= 24 + p ? buffer[22+p] : 0;  in uvc_parse_standard_control()
1173 		if (buflen < 24 + p + n) {  in uvc_parse_standard_control()
1213 	int buflen = alts->extralen;  in uvc_parse_control()  local
1221 	while (buflen > 2) {  in uvc_parse_control()
1222 		if (uvc_parse_vendor_control(dev, buffer, buflen) ||  in uvc_parse_control()
1226 		if ((ret = uvc_parse_standard_control(dev, buffer, buflen)) < 0)  in uvc_parse_control()
1230 		buflen -= buffer[0];  in uvc_parse_control()