diff mbox series

[2/6] mpi3mr: Driver unload crash host when enhanced logging is enabled

Message ID 20230228140835.4075-3-ranjan.kumar@broadcom.com (mailing list archive)
State Accepted
Commit 5b06a7169c59ce0c77ef8b9c82aa07c478f82aac
Headers show
Series This patchset contains critical Bug fixes | expand

Commit Message

Ranjan Kumar Feb. 28, 2023, 2:08 p.m. UTC 
Driver was trying to access null pointer in a debug print
while removing a device during driver unload

Signed-off-by: Ranjan Kumar <ranjan.kumar@broadcom.com>
Signed-off-by: Sreekanth Reddy <sreekanth.reddy@broadcom.com>
---
 drivers/scsi/mpi3mr/mpi3mr_transport.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/scsi/mpi3mr/mpi3mr_transport.c b/drivers/scsi/mpi3mr/mpi3mr_transport.c
index 3fc897336b5e..584daf8a3ac9 100644
--- a/drivers/scsi/mpi3mr/mpi3mr_transport.c
+++ b/drivers/scsi/mpi3mr/mpi3mr_transport.c
@@ -1552,7 +1552,8 @@  static void mpi3mr_sas_port_remove(struct mpi3mr_ioc *mrioc, u64 sas_address,
 
 	list_for_each_entry_safe(mr_sas_phy, next_phy,
 	    &mr_sas_port->phy_list, port_siblings) {
-		if ((mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO))
+		if ((!mrioc->stop_drv_processing) &&
+		    (mrioc->logging_level & MPI3_DEBUG_TRANSPORT_INFO))
 			dev_info(&mr_sas_port->port->dev,
 			    "remove: sas_address(0x%016llx), phy(%d)\n",
 			    (unsigned long long)