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authorEd Cashin <ecashin@coraid.com>2009-02-18 14:48:13 -0800
committerGreg Kroah-Hartman <gregkh@suse.de>2009-03-16 17:31:57 -0700
commite66ddd9d206a473060e15036b86615e74beb4599 (patch)
tree73c643b3c4ddb0139c3bed048b8937ac464c4732 /drivers
parentf66876f398a9cda4cf00e9e148bcf91017026839 (diff)
aoe: ignore vendor extension AoE responses
commit b6d6c5175809934e04a606d9193ef04924a7a7d9 upstream. The Welland ME-747K-SI AoE target generates unsolicited AoE responses that are marked as vendor extensions. Instead of ignoring these packets, the aoe driver was generating kernel messages for each unrecognized response received. This patch corrects the behavior. Signed-off-by: Ed Cashin <ecashin@coraid.com> Reported-by: <karaluh@karaluh.pl> Tested-by: <karaluh@karaluh.pl> Cc: Alex Buell <alex.buell@munted.org.uk> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/block/aoe/aoe.h1
-rw-r--r--drivers/block/aoe/aoenet.c2
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/block/aoe/aoe.h b/drivers/block/aoe/aoe.h
index 93f3690396a5..8e54c1f18274 100644
--- a/drivers/block/aoe/aoe.h
+++ b/drivers/block/aoe/aoe.h
@@ -18,6 +18,7 @@
enum {
AOECMD_ATA,
AOECMD_CFG,
+ AOECMD_VEND_MIN = 0xf0,
AOEFL_RSP = (1<<3),
AOEFL_ERR = (1<<2),
diff --git a/drivers/block/aoe/aoenet.c b/drivers/block/aoe/aoenet.c
index 9157d64270cb..b67629aedc8e 100644
--- a/drivers/block/aoe/aoenet.c
+++ b/drivers/block/aoe/aoenet.c
@@ -153,6 +153,8 @@ aoenet_rcv(struct sk_buff *skb, struct net_device *ifp, struct packet_type *pt,
aoecmd_cfg_rsp(skb);
break;
default:
+ if (h->cmd >= AOECMD_VEND_MIN)
+ break; /* don't complain about vendor commands */
printk(KERN_INFO "aoe: unknown cmd %d\n", h->cmd);
}
exit: