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Commit 29428137 authored by Steve Wise's avatar Steve Wise Committed by Roland Dreier
Browse files

RDMA/cxgb4: Remove db_drop_task 



Unloading iw_cxgb4 can crash due to the unload code trying to use
db_drop_task, which is uninitialized.  So remove this dead code.

Signed-off-by: default avatarSteve Wise <swise@opengridcomputing.com>
Signed-off-by: default avatarRoland Dreier <roland@purestorage.com>
parent b52fe09e

drivers/infiniband/hw/cxgb4/device.c

+0 −1
Original line number Diff line number Diff line
@@ -368,7 +368,6 @@ static void c4iw_rdev_close(struct c4iw_rdev *rdev) 
static void c4iw_remove(struct c4iw_dev *dev)

{

	PDBG("%s c4iw_dev %p\n", __func__,  dev);

	cancel_delayed_work_sync(&dev->db_drop_task);

	list_del(&dev->entry);

	if (dev->registered)

		c4iw_unregister_device(dev);

drivers/infiniband/hw/cxgb4/iw_cxgb4.h

+0 −1
Original line number Diff line number Diff line
@@ -176,7 +176,6 @@ struct c4iw_dev { 
	struct idr mmidr;

	spinlock_t lock;

	struct list_head entry;

	struct delayed_work db_drop_task;

	struct dentry *debugfs_root;

	u8 registered;

};