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IB/mthca: Handle -ENOMEM in forward_trap()
author
Dan Carpenter
<error27@gmail.com>
Tue, 11 Jan 2011 01:42:10 +0000
(17:42 -0800)
committer
Roland Dreier
<rolandd@cisco.com>
Tue, 11 Jan 2011 01:42:10 +0000
(17:42 -0800)
ib_create_send_mad() can return ERR_PTR(-ENOMEM) here.
Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
drivers/infiniband/hw/mthca/mthca_mad.c
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diff --git
a/drivers/infiniband/hw/mthca/mthca_mad.c
b/drivers/infiniband/hw/mthca/mthca_mad.c
index
5648659
..
03a5953
100644
(file)
--- a/
drivers/infiniband/hw/mthca/mthca_mad.c
+++ b/
drivers/infiniband/hw/mthca/mthca_mad.c
@@
-171,6
+171,8
@@
static void forward_trap(struct mthca_dev *dev,
if (agent) {
send_buf = ib_create_send_mad(agent, qpn, 0, 0, IB_MGMT_MAD_HDR,
IB_MGMT_MAD_DATA, GFP_ATOMIC);
+ if (IS_ERR(send_buf))
+ return;
/*
* We rely here on the fact that MLX QPs don't use the
* address handle after the send is posted (this is