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rdma/cxgb4: Fix memory leaks during module exit 

Fix memory leaks of iw_cxgb4 module in the exit path

Signed-off-by: Raju Rangoju <rajur@chelsio.com>
Reviewed-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Raju Rangoju 2017-06-09 22:17:49 +05:30 committed by Doug Ledford
parent 4542d66bb2
commit d470264583
1 changed files with 7 additions and 3 deletions
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10
drivers/infiniband/hw/cxgb4/device.c
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@ -767,7 +767,7 @@ void c4iw_release_dev_ucontext(struct c4iw_rdev *rdev,
kfree(entry); kfree(entry);
} }
list_for_each_safe(pos, nxt, &uctx->qpids) { list_for_each_safe(pos, nxt, &uctx->cqids) {
entry = list_entry(pos, struct c4iw_qid_list, entry); entry = list_entry(pos, struct c4iw_qid_list, entry);
list_del_init(&entry->entry); list_del_init(&entry->entry);
kfree(entry); kfree(entry);
@ -880,13 +880,15 @@ static int c4iw_rdev_open(struct c4iw_rdev *rdev)
rdev->free_workq = create_singlethread_workqueue("iw_cxgb4_free"); rdev->free_workq = create_singlethread_workqueue("iw_cxgb4_free");
if (!rdev->free_workq) { if (!rdev->free_workq) {
err = -ENOMEM; err = -ENOMEM;
goto err_free_status_page; goto err_free_status_page_and_wr_log;
} }
rdev->status_page->db_off = 0; rdev->status_page->db_off = 0;
return 0; return 0;
err_free_status_page: err_free_status_page_and_wr_log:
if (c4iw_wr_log && rdev->wr_log)
kfree(rdev->wr_log);
free_page((unsigned long)rdev->status_page); free_page((unsigned long)rdev->status_page);
destroy_ocqp_pool: destroy_ocqp_pool:
c4iw_ocqp_pool_destroy(rdev); c4iw_ocqp_pool_destroy(rdev);
@ -903,9 +905,11 @@ static void c4iw_rdev_close(struct c4iw_rdev *rdev)
{ {
destroy_workqueue(rdev->free_workq); destroy_workqueue(rdev->free_workq);
kfree(rdev->wr_log); kfree(rdev->wr_log);
c4iw_release_dev_ucontext(rdev, &rdev->uctx);
free_page((unsigned long)rdev->status_page); free_page((unsigned long)rdev->status_page);
c4iw_pblpool_destroy(rdev); c4iw_pblpool_destroy(rdev);
c4iw_rqtpool_destroy(rdev); c4iw_rqtpool_destroy(rdev);
c4iw_ocqp_pool_destroy(rdev);
c4iw_destroy_resource(&rdev->resource); c4iw_destroy_resource(&rdev->resource);
} }