提交 1227633a 编写于 作者: M Mike Christie 提交者: James Bottomley

[SCSI] be2iscsi: fix null ptr when accessing task hdr

If alloc_pdu fails then the task->hdr pointer may not be
set. This adds a check for this case in the cleanup callback.
Signed-off-by: NMike Christie <michaelc@cs.wisc.edu>
Signed-off-by: NJames Bottomley <James.Bottomley@suse.de>
上级 bc7accec
......@@ -3914,7 +3914,8 @@ static void beiscsi_cleanup_task(struct iscsi_task *task)
io_task->psgl_handle = NULL;
}
} else {
if ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN)
if (task->hdr &&
((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN))
return;
if (io_task->psgl_handle) {
spin_lock(&phba->mgmt_sgl_lock);
......
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