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authorLinus Torvalds <torvalds@linux-foundation.org>2018-03-07 19:50:15 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2018-03-07 19:50:15 +0100
commitbe75b1b8bc0814b8f76e4e7bb970c76d05ddf3b1 (patch)
treef05473a7cd2dd1920a86e61e1496d4d6c51bddd2 /drivers/scsi/qedi/qedi_fw.c
parentMerge branch 'siginfo-linus' of git://git.kernel.org/pub/scm/linux/kernel/git... (diff)
parentscsi: qedi: Fix kernel crash during port toggle (diff)
downloadlinux-be75b1b8bc0814b8f76e4e7bb970c76d05ddf3b1.tar.xz
linux-be75b1b8bc0814b8f76e4e7bb970c76d05ddf3b1.zip
Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Pull SCSI fixes from James Bottomley: "This is mostly fixes for driver specific issues (nine of them) and the storvsc performance improvement with interrupt handling which was dropped from the previous fixes pull request. We also have two regressions: one is a double call_rcu() in ATA error handling and the other is a missed conversion to BLK_STS_OK in __scsi_error_from_host_byte()" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: scsi: qedi: Fix kernel crash during port toggle scsi: qla2xxx: Fix FC-NVMe LUN discovery scsi: core: return BLK_STS_OK for DID_OK in __scsi_error_from_host_byte() scsi: core: Avoid that ATA error handling can trigger a kernel hang or oops scsi: qla2xxx: ensure async flags are reset correctly scsi: qla2xxx: do not check login_state if no loop id is assigned scsi: qla2xxx: Fixup locking for session deletion scsi: qla2xxx: Fix NULL pointer crash due to active timer for ABTS scsi: mpt3sas: wait for and flush running commands on shutdown/unload scsi: mpt3sas: fix oops in error handlers after shutdown/unload scsi: storvsc: Spread interrupts when picking a channel for I/O requests scsi: megaraid_sas: Do not use 32-bit atomic request descriptor for Ventura controllers
Diffstat (limited to 'drivers/scsi/qedi/qedi_fw.c')
-rw-r--r--drivers/scsi/qedi/qedi_fw.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c
index 667d7697ba01..d09afe1b567d 100644
--- a/drivers/scsi/qedi/qedi_fw.c
+++ b/drivers/scsi/qedi/qedi_fw.c
@@ -762,6 +762,11 @@ static void qedi_process_cmd_cleanup_resp(struct qedi_ctx *qedi,
iscsi_cid = cqe->conn_id;
qedi_conn = qedi->cid_que.conn_cid_tbl[iscsi_cid];
+ if (!qedi_conn) {
+ QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_INFO,
+ "icid not found 0x%x\n", cqe->conn_id);
+ return;
+ }
/* Based on this itt get the corresponding qedi_cmd */
spin_lock_bh(&qedi_conn->tmf_work_lock);