Messages in this thread Patch in this message | | | Date | Tue, 16 Feb 2010 09:59:50 +0100 | From | Alexander Schmidt <> | Subject | [PATCH] ib/ehca: fix in_wc handling in process_mad() |
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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.
Signed-off-by: Alexander Schmidt <alexs@linux.vnet.ibm.com> ---
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(-)
--- linux-2.6.orig/drivers/infiniband/hw/ehca/ehca_sqp.c +++ linux-2.6/drivers/infiniband/hw/ehca/ehca_sqp.c @@ -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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