* all the existing users tried this hard.
*/
result = scsi_execute_req(sdev, cmd, DMA_FROM_DEVICE, buffer,
- len + 4, NULL, 30 * HZ, 3, NULL);
+ len, NULL, 30 * HZ, 3, NULL);
if (result)
return result;
{
int i, result;
unsigned int len;
- unsigned char *buf = kmalloc(259, GFP_KERNEL);
+ const unsigned int init_vpd_len = 255;
+ unsigned char *buf = kmalloc(init_vpd_len, GFP_KERNEL);
if (!buf)
return NULL;
/* Ask for all the pages supported by this device */
- result = scsi_vpd_inquiry(sdev, buf, 0, 255);
+ result = scsi_vpd_inquiry(sdev, buf, 0, init_vpd_len);
if (result)
goto fail;
* Some pages are longer than 255 bytes. The actual length of
* the page is returned in the header.
*/
- len = (buf[2] << 8) | buf[3];
- if (len <= 255)
+ len = ((buf[2] << 8) | buf[3]) + 4;
+ if (len <= init_vpd_len)
return buf;
kfree(buf);
- buf = kmalloc(len + 4, GFP_KERNEL);
+ buf = kmalloc(len, GFP_KERNEL);
result = scsi_vpd_inquiry(sdev, buf, page, len);
if (result)
goto fail;