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authorOr Gerlitz <ogerlitz@voltaire.com>2006-07-24 03:42:00 -0400
committerRoland Dreier <rolandd@cisco.com>2006-07-24 12:18:07 -0400
commit624d01f899f6bbd75fd06890f231e1f46555d376 (patch)
treec2e6f4d31dd87c2d6883ff212a5d986f8bd1f642 /drivers
parent2527e681fd4fd4231c2e04f09d7b04d3cab8eefe (diff)
IB/ipoib: Fix oops with ipoib_debug_mcast set
Need to set mcast->ah before debug code dereferences it. Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/ulp/ipoib/ipoib_multicast.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index ab40488182b3..b5e6a7be603d 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -264,6 +264,10 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
264 if (!ah) { 264 if (!ah) {
265 ipoib_warn(priv, "ib_address_create failed\n"); 265 ipoib_warn(priv, "ib_address_create failed\n");
266 } else { 266 } else {
267 spin_lock_irq(&priv->lock);
268 mcast->ah = ah;
269 spin_unlock_irq(&priv->lock);
270
267 ipoib_dbg_mcast(priv, "MGID " IPOIB_GID_FMT 271 ipoib_dbg_mcast(priv, "MGID " IPOIB_GID_FMT
268 " AV %p, LID 0x%04x, SL %d\n", 272 " AV %p, LID 0x%04x, SL %d\n",
269 IPOIB_GID_ARG(mcast->mcmember.mgid), 273 IPOIB_GID_ARG(mcast->mcmember.mgid),
@@ -271,10 +275,6 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast,
271 be16_to_cpu(mcast->mcmember.mlid), 275 be16_to_cpu(mcast->mcmember.mlid),
272 mcast->mcmember.sl); 276 mcast->mcmember.sl);
273 } 277 }
274
275 spin_lock_irq(&priv->lock);
276 mcast->ah = ah;
277 spin_unlock_irq(&priv->lock);
278 } 278 }
279 279
280 /* actually send any queued packets */ 280 /* actually send any queued packets */