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Commit f89782c2 authored by Dan Carpenter's avatar Dan Carpenter Committed by David S. Miller
Browse files

qed: Use after free in qed_rdma_free() 



We're dereferencing "p_hwfn->p_rdma_info" but that is freed on the line
before in qed_rdma_resc_free(p_hwfn).

Fixes: 9de506a5 ("qed: Free RoCE ILT Memory on rmmod qedr")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Acked-by: default avatarMichal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d2ddf628

drivers/net/ethernet/qlogic/qed/qed_rdma.c

+1 −1
Original line number Diff line number Diff line
@@ -379,8 +379,8 @@ static void qed_rdma_free(struct qed_hwfn *p_hwfn) 
	DP_VERBOSE(p_hwfn, QED_MSG_RDMA, "Freeing RDMA\n");



	qed_rdma_free_reserved_lkey(p_hwfn);

	qed_rdma_resc_free(p_hwfn);

	qed_cxt_free_proto_ilt(p_hwfn, p_hwfn->p_rdma_info->proto);

	qed_rdma_resc_free(p_hwfn);

}



static void qed_rdma_get_guid(struct qed_hwfn *p_hwfn, u8 *guid)