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[05/16] IB/hfi1: Release node on insert failure

Message ID 1469733687-31738-6-git-send-email-ira.weiny@intel.com (mailing list archive)
State Accepted
Headers show

Commit Message

Ira Weiny July 28, 2016, 7:21 p.m. UTC 
From: Dean Luick <dean.luick@intel.com>

If unable to insert node into the RB tree cache, node will be freed
before returning from the function.  Null out iovec's pointer to node
so iovec does not try to free it later.

Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Signed-off-by: Dean Luick <dean.luick@intel.com>
---
 drivers/infiniband/hw/hfi1/user_sdma.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox

Patch

diff --git a/drivers/infiniband/hw/hfi1/user_sdma.c b/drivers/infiniband/hw/hfi1/user_sdma.c
index 42cc371cdf95..ff03e1dad5b9 100644
--- a/drivers/infiniband/hw/hfi1/user_sdma.c
+++ b/drivers/infiniband/hw/hfi1/user_sdma.c
@@ -1239,6 +1239,7 @@  retry:
 			list_del(&node->list);
 		pq->n_locked -= node->npages;
 		spin_unlock(&pq->evict_lock);
+		iovec->node = NULL;
 		goto bail;
 	}
 	return 0;