Merge tag 'char-misc-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc

Pull char/misc driver fixes from Greg KH:
 "Here are some small char and misc and other driver subsystem fixes for
  5.9-rc3.

  The majority of these are tiny habanalabs driver fixes, but also in
  here are:

   - speakup build fixes now that it is out of staging and got exposed
     to more build systems all of a sudden

   - mei driver fix

  All of these have been in linux-next for a while with no reported
  issues"

* tag 'char-misc-5.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  habanalabs: correctly report inbound pci region cfg error
  habanalabs: check correct vmalloc return code
  habanalabs: validate FW file size
  habanalabs: fix incorrect check on failed workqueue create
  habanalabs: set max power according to card type
  habanalabs: proper handling of alloc size in coresight
  habanalabs: set clock gating according to mask
  habanalabs: verify user input in cs_ioctl_signal_wait
  habanalabs: Fix a loop in gaudi_extract_ecc_info()
  habanalabs: Fix memory corruption in debugfs
  habanalabs: validate packet id during CB parse
  habanalabs: Validate user address before mapping
  habanalabs: unmap PCI bars upon iATU failure
  mei: hdcp: fix mei_hdcp_verify_mprime() input parameter
  speakup: only build serialio when ISA is enabled
  speakup: Fix wait_for_xmitr for ttyio case

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/misc/habanalabs/common/command_submission.c b/drivers/misc/habanalabs/common/command_submission.c
index b9840e368eb5..2e3fcbc794db 100644
--- a/drivers/misc/habanalabs/common/command_submission.c
+++ b/drivers/misc/habanalabs/common/command_submission.c
@@ -808,6 +808,14 @@ static int cs_ioctl_signal_wait(struct hl_fpriv *hpriv, enum hl_cs_type cs_type,
 
 	/* currently it is guaranteed to have only one chunk */
 	chunk = &cs_chunk_array[0];
+
+	if (chunk->queue_index >= hdev->asic_prop.max_queues) {
+		dev_err(hdev->dev, "Queue index %d is invalid\n",
+			chunk->queue_index);
+		rc = -EINVAL;
+		goto free_cs_chunk_array;
+	}
+
 	q_idx = chunk->queue_index;
 	hw_queue_prop = &hdev->asic_prop.hw_queues_props[q_idx];
 	q_type = hw_queue_prop->type;