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authorFelix Fietkau <nbd@openwrt.org>2009-01-10 00:55:38 +0000
committerFelix Fietkau <nbd@openwrt.org>2009-01-10 00:55:38 +0000
commitf57651b0426f32ef561844028c8e9a4378485336 (patch)
treee082363dd0e3c0ccc5719136f420326366dbe7df
parentdf5b0fe1cac82aca0da66f56bda57d4993856008 (diff)
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fix a memory corruption bug in the linux 2.4 version of b44
SVN-Revision: 13955
-rw-r--r--target/linux/brcm-2.4/patches/110-b44_alignment.patch18
1 files changed, 9 insertions, 9 deletions
diff --git a/target/linux/brcm-2.4/patches/110-b44_alignment.patch b/target/linux/brcm-2.4/patches/110-b44_alignment.patch
index c1f078234a..1f6e975b8d 100644
--- a/target/linux/brcm-2.4/patches/110-b44_alignment.patch
+++ b/target/linux/brcm-2.4/patches/110-b44_alignment.patch
@@ -10,19 +10,19 @@
/* minimum number of free TX descriptors required to wake up TX process */
#define B44_TX_WAKEUP_THRESH (B44_TX_RING_SIZE / 4)
-@@ -734,10 +735,9 @@ static int b44_alloc_rx_skb(struct b44 *
+@@ -734,10 +735,8 @@ static int b44_alloc_rx_skb(struct b44 *
mapping = pci_map_single(bp->pdev, skb->data,
RX_PKT_BUF_SZ,
PCI_DMA_FROMDEVICE);
- skb_reserve(skb, bp->rx_offset);
- rh = (struct rx_header *)
+- rh = (struct rx_header *)
- (skb->data - bp->rx_offset);
-+ (skb->data - RX_HEADER_OFS);
++ rh = (struct rx_header *) skb->data;
rh->len = 0;
rh->flags = 0;
-@@ -747,13 +747,13 @@ static int b44_alloc_rx_skb(struct b44 *
+@@ -747,13 +746,13 @@ static int b44_alloc_rx_skb(struct b44 *
if (src_map != NULL)
src_map->skb = NULL;
@@ -38,7 +38,7 @@
return RX_PKT_BUF_SZ;
}
-@@ -812,7 +812,7 @@ static int b44_rx(struct b44 *bp, int bu
+@@ -812,7 +811,7 @@ static int b44_rx(struct b44 *bp, int bu
PCI_DMA_FROMDEVICE);
rh = (struct rx_header *) skb->data;
len = cpu_to_le16(rh->len);
@@ -47,7 +47,7 @@
(rh->flags & cpu_to_le16(RX_FLAG_ERRORS))) {
drop_it:
b44_recycle_rx(bp, cons, bp->rx_prod);
-@@ -844,8 +844,8 @@ static int b44_rx(struct b44 *bp, int bu
+@@ -844,8 +843,8 @@ static int b44_rx(struct b44 *bp, int bu
pci_unmap_single(bp->pdev, map,
skb_size, PCI_DMA_FROMDEVICE);
/* Leave out rx_header */
@@ -58,7 +58,7 @@
} else {
struct sk_buff *copy_skb;
-@@ -858,7 +858,7 @@ static int b44_rx(struct b44 *bp, int bu
+@@ -858,7 +857,7 @@ static int b44_rx(struct b44 *bp, int bu
skb_reserve(copy_skb, 2);
skb_put(copy_skb, len);
/* DMA sync done above, copy just the actual packet */
@@ -67,7 +67,7 @@
skb = copy_skb;
}
-@@ -1344,7 +1344,7 @@ static void b44_init_hw(struct b44 *bp)
+@@ -1344,7 +1343,7 @@ static void b44_init_hw(struct b44 *bp)
bw32(B44_DMATX_CTRL, DMATX_CTRL_ENABLE);
bw32(B44_DMATX_ADDR, bp->tx_ring_dma + bp->dma_offset);
bw32(B44_DMARX_CTRL, (DMARX_CTRL_ENABLE |
@@ -76,7 +76,7 @@
bw32(B44_DMARX_ADDR, bp->rx_ring_dma + bp->dma_offset);
bw32(B44_DMARX_PTR, bp->rx_pending);
-@@ -1873,13 +1873,7 @@ static int __devinit b44_get_invariants(
+@@ -1873,13 +1872,7 @@ static int __devinit b44_get_invariants(
bp->mdc_port = (eeprom[90] >> 14) & 0x1;
}