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Patch "[PATCH 052/135] lpfc: Fix driver crash when module parameter" has been added to the 4.4-stable tree

PATCH [email protected] 1 participant 1 message Sep 9, 2016

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This is a note to let you know that I've just added the patch titled

[PATCH 052/135] lpfc: Fix driver crash when module parameter

to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
0052-lpfc-Fix-driver-crash-when-module-parameter-lpfc_fcp.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From eb953f2af619294fe16f591f6d7e929e93e1db1c Mon Sep 17 00:00:00 2001

From: James Smart <[email protected]>
Date: Wed, 16 Dec 2015 18:11:56 -0500
Subject: [PATCH 052/135] lpfc: Fix driver crash when module parameter
lpfc_fcp_io_channel set to 16

[ Upstream commit 6690e0d4fc5cccf74534abe0c9f9a69032bc02f0 ]

Fix driver crash when module parameter lpfc_fcp_io_channel set to 16

---
 drivers/scsi/lpfc/lpfc_init.c |    9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)
drivers/scsi/lpfc/lpfc_init.c +6 -3
@@ -8834,9 +8834,12 @@ found:
 				 * already mapped to this phys_id.
 				 */
 				if (cpup->irq != LPFC_VECTOR_MAP_EMPTY) {
-					chann[saved_chann] =
-						cpup->channel_id;
-					saved_chann++;
+					if (saved_chann <=
+					    LPFC_FCP_IO_CHAN_MAX) {
+						chann[saved_chann] =
+							cpup->channel_id;
+						saved_chann++;
+					}
 					goto out;
 				}
 

Patches currently in stable-queue which might be from [email protected] are

queue-4.4/0056-lpfc-Fix-mbox-reuse-in-PLOGI-completion.patch queue-4.4/0052-lpfc-Fix-driver-crash-when-module-parameter-lpfc_fcp.patch queue-4.4/0121-lpfc-Fix-DMA-faults-observed-upon-plugging-loopback-.patch queue-4.4/0049-lpfc-Fix-FCF-Infinite-loop-in-lpfc_sli4_fcf_rr_next_.patch queue-4.4/0055-lpfc-Fix-RDP-ACC-being-too-long.patch queue-4.4/0051-lpfc-Fix-RegLogin-failed-error-seen-on-Lancer-FC-dur.patch queue-4.4/0054-lpfc-Fix-RDP-Speed-reporting.patch queue-4.4/0057-lpfc-Fix-external-loopback-failure.patch queue-4.4/0053-lpfc-Fix-crash-in-fcp-command-completion-path.patch queue-4.4/0050-lpfc-Fix-the-FLOGI-discovery-logic-to-comply-with-T1.patch