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RDMA/cxgb4: Don't use null ep ptr

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In c4iw_modify_qp() error path, only use qhp->ep if ep is not already set.
Otherwise qhp->ep can be NULL and we crash.

Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Steve Wise 2010-09-10 11:14:48 -05:00 • committed by Roland Dreier
parent c8e081a1bf
commit af93fb5dcc
1 changed files with 2 additions and 1 deletions
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3
drivers/infiniband/hw/cxgb4/qp.c
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@ -1305,7 +1305,8 @@ err:
/* disassociate the LLP connection */ /* disassociate the LLP connection */
qhp->attr.llp_stream_handle = NULL; qhp->attr.llp_stream_handle = NULL;
ep = qhp->ep; if (!ep)
ep = qhp->ep;
qhp->ep = NULL; qhp->ep = NULL;
qhp->attr.state = C4IW_QP_STATE_ERROR; qhp->attr.state = C4IW_QP_STATE_ERROR;
free = 1; free = 1;