On Mon, 9 Aug 2021 21:04:13 -0700, Tuo Li wrote:

The return value of transport_kmap_data_sg() is assigned to the variable
buf:
  buf = transport_kmap_data_sg(cmd);

And then it is checked:
  if (!buf) {

[...]

Applied to 5.15/scsi-queue, thanks!

[1/1] scsi: target: pscsi: Fix possible null-pointer dereference in pscsi_complete_cmd()
      https://git.kernel.org/mkp/scsi/c/0f99792c01d1

-- 
Martin K. Petersen	Oracle Linux Engineering