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authorAl Viro <viro@ftp.linux.org.uk>2007-08-02 19:21:30 +0100
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-03 15:10:44 -0700
commit3e847423bf029c2170692c75580a856debed617b (patch)
treea15dd1eb342470a4acd0376a38574b6b25dfd56c /drivers/net/s2io.c
parentc73d83473e47415e943c398e6612f65f6da5b3c9 (diff)
fix s2io regression
* wrong argument passed to pci_unmap_single() on failure exit paths * leak in the same area Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/net/s2io.c')
-rw-r--r--drivers/net/s2io.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index 2be0a0f1b48f..24feb00600ee 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -2430,7 +2430,7 @@ static int fill_rx_buffers(struct s2io_nic *nic, int ring_no)
(rxdp3->Buffer1_ptr == DMA_ERROR_CODE)) {
pci_unmap_single
(nic->pdev,
- (dma_addr_t)skb->data,
+ (dma_addr_t)rxdp3->Buffer2_ptr,
dev->mtu + 4,
PCI_DMA_FROMDEVICE);
goto pci_map_failed;
@@ -6211,7 +6211,7 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
if( (rxdp3->Buffer0_ptr == 0) ||
(rxdp3->Buffer0_ptr == DMA_ERROR_CODE)) {
pci_unmap_single (sp->pdev,
- (dma_addr_t)(*skb)->data,
+ (dma_addr_t)rxdp3->Buffer2_ptr,
dev->mtu + 4, PCI_DMA_FROMDEVICE);
goto memalloc_failed;
}
@@ -6224,7 +6224,10 @@ static int set_rxd_buffer_pointer(struct s2io_nic *sp, struct RxD_t *rxdp,
if( (rxdp3->Buffer1_ptr == 0) ||
(rxdp3->Buffer1_ptr == DMA_ERROR_CODE)) {
pci_unmap_single (sp->pdev,
- (dma_addr_t)(*skb)->data,
+ (dma_addr_t)rxdp3->Buffer0_ptr,
+ BUF0_LEN, PCI_DMA_FROMDEVICE);
+ pci_unmap_single (sp->pdev,
+ (dma_addr_t)rxdp3->Buffer2_ptr,
dev->mtu + 4, PCI_DMA_FROMDEVICE);
goto memalloc_failed;
}