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ib/ehca: fix in_wc handling in process_mad()

PATCH Applied Alexander Schmidt 2 participants 2 messages Feb 16, 2010 – Feb 19, 2010 InfiniBand

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#0 lore raw

PATCH 1/1 ib/ehca: fix in_wc handling in process_mad()

If the caller does not pass a valid in_wc to process_mad(), return MAD failure as it is not possible to generate a valid MAD redirect response.

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Hi Roland,

this is another patch we would like to get in your next tree for 2.6.34.

 drivers/infiniband/hw/ehca/ehca_sqp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/infiniband/hw/ehca/ehca_sqp.c +1 -1
@@ -222,7 +222,7 @@ int ehca_process_mad(struct ib_device *i
 {
 	int ret;
 
-	if (!port_num || port_num > ibdev->phys_port_cnt)
+	if (!port_num || port_num > ibdev->phys_port_cnt || !in_wc)
 		return IB_MAD_RESULT_FAILURE;
 
 	/* accept only pma request */

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#1 lore raw

thanks, applied.

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Roland Dreier  <[email protected]>
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