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mwl8k: fix pci dma mapping leak in mwl8k_post_cmd() error path

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Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Lennert Buytenhek 2009-08-24 15:42:46 +02:00 • committed by John W. Linville
commit 39a1e42eb4
1 changed files with 4 additions and 1 deletions
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5
drivers/net/wireless/mwl8k.c
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@ -1439,8 +1439,11 @@ static int mwl8k_post_cmd(struct ieee80211_hw *hw, struct mwl8k_cmd_pkt *cmd)
return -ENOMEM; return -ENOMEM;
rc = mwl8k_fw_lock(hw); rc = mwl8k_fw_lock(hw);
if (rc) if (rc) {
pci_unmap_single(priv->pdev, dma_addr, dma_size,
PCI_DMA_BIDIRECTIONAL);
return rc; return rc;
}
priv->hostcmd_wait = &cmd_wait; priv->hostcmd_wait = &cmd_wait;
iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR); iowrite32(dma_addr, regs + MWL8K_HIU_GEN_PTR);