This is a note to let you know that I've just added the patch titled
scsi: megaraid_sas: Fix fw_crash_buffer_show()
to the 5.4-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:
scsi-megaraid_sas-fix-fw_crash_buffer_show.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 3effa35bbad4cc683d4d3b6266f884f3c4bb07b1
Author: Tomas Henzl <thenzl@xxxxxxxxxx>
Date: Fri Mar 24 14:52:49 2023 +0100
scsi: megaraid_sas: Fix fw_crash_buffer_show()
[ Upstream commit 0808ed6ebbc292222ca069d339744870f6d801da ]
If crash_dump_buf is not allocated then crash dump can't be available.
Replace logical 'and' with 'or'.
Signed-off-by: Tomas Henzl <thenzl@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20230324135249.9733-1-thenzl@xxxxxxxxxx
Signed-off-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/scsi/megaraid/megaraid_sas_base.c b/drivers/scsi/megaraid/megaraid_sas_base.c
index a261ce511e9ed..617148567d8d7 100644
--- a/drivers/scsi/megaraid/megaraid_sas_base.c
+++ b/drivers/scsi/megaraid/megaraid_sas_base.c
@@ -3235,7 +3235,7 @@ fw_crash_buffer_show(struct device *cdev,
spin_lock_irqsave(&instance->crashdump_lock, flags);
buff_offset = instance->fw_crash_buffer_offset;
- if (!instance->crash_dump_buf &&
+ if (!instance->crash_dump_buf ||
!((instance->fw_crash_state == AVAILABLE) ||
(instance->fw_crash_state == COPYING))) {
dev_err(&instance->pdev->dev,
