summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorAl Viro <viro@ftp.linux.org.uk>2007-12-21 06:21:03 +0000
committerJeff Garzik <jeff@garzik.org>2007-12-22 22:53:06 -0500
commit8cc085c7aceb78d26d0a5355e111b2330f089161 (patch)
tree3754b076639725dbb1d324d74d155f091b3f889d
parent8a5ed9efe661dd42bc140e522c2635e0d7b26141 (diff)
downloadop-kernel-dev-8cc085c7aceb78d26d0a5355e111b2330f089161.zip
op-kernel-dev-8cc085c7aceb78d26d0a5355e111b2330f089161.tar.gz
typhoon: memory corruptor on big-endian if TSO is enabled
txlo_dma_addr should be host-endian; we pass it to typhoon_tso_fill(), which does arithmetics on it, converts to l-e and passes it to card. Unfortunately, we forgot le32_to_cpu() when initializing it from face->txLoAddr, which sits in shared memory and is little-endian. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Jeff Garzik <jeff@garzik.org>
-rw-r--r--drivers/net/typhoon.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index 501abe3..2550d4c 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -1320,7 +1320,7 @@ typhoon_init_interface(struct typhoon *tp)
tp->txLoRing.writeRegister = TYPHOON_REG_TX_LO_READY;
tp->txHiRing.writeRegister = TYPHOON_REG_TX_HI_READY;
- tp->txlo_dma_addr = iface->txLoAddr;
+ tp->txlo_dma_addr = le32_to_cpu(iface->txLoAddr);
tp->card_state = Sleeping;
smp_wmb();
OpenPOWER on IntegriCloud