From: Dan Carpenter Date: Mon, 26 May 2014 21:04:44 +0000 (+0300) Subject: RDMA/cxgb3: Fix information leak in send_abort() X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=e4514cbd972786af67dd6c442c072685387e22a2;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git RDMA/cxgb3: Fix information leak in send_abort() The cpl_abort_req struct has several reserved members which need to be cleared to avoid disclosing kernel information. I have added a memset() so now it matches the cxgb4 version of this function. Signed-off-by: Dan Carpenter Acked-by: Steve Wise Signed-off-by: Roland Dreier --- diff --git a/drivers/infiniband/hw/cxgb3/iwch_cm.c b/drivers/infiniband/hw/cxgb3/iwch_cm.c index 095bb046e2c8..cb78b1e9bcd9 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_cm.c +++ b/drivers/infiniband/hw/cxgb3/iwch_cm.c @@ -418,6 +418,7 @@ static int send_abort(struct iwch_ep *ep, struct sk_buff *skb, gfp_t gfp) skb->priority = CPL_PRIORITY_DATA; set_arp_failure_handler(skb, abort_arp_failure); req = (struct cpl_abort_req *) skb_put(skb, sizeof(*req)); + memset(req, 0, sizeof(*req)); req->wr.wr_hi = htonl(V_WR_OP(FW_WROPCODE_OFLD_HOST_ABORT_CON_REQ)); req->wr.wr_lo = htonl(V_WR_TID(ep->hwtid)); OPCODE_TID(req) = htonl(MK_OPCODE_TID(CPL_ABORT_REQ, ep->hwtid));