[PATCH wireless] adm8211: fix error return code in adm8211_probe()

[Zhang Changzhong]

Fix to return a negative error code from the error handling
case instead of 0, as done elsewhere in this function.

Fixes: cc0b88cf5ecf ("[PATCH] Add adm8211 802.11b wireless driver")
Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Zhang Changzhong <zhangchangzh...@huawei.com>
---
 drivers/net/wireless/admtek/adm8211.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/admtek/adm8211.c 
b/drivers/net/wireless/admtek/adm8211.c
index 5cf2045..c41e725 100644
--- a/drivers/net/wireless/admtek/adm8211.c
+++ b/drivers/net/wireless/admtek/adm8211.c
@@ -1796,6 +1796,7 @@ static int adm8211_probe(struct pci_dev *pdev,
        if (io_len < 256 || mem_len < 1024) {
                printk(KERN_ERR "%s (adm8211): Too short PCI resources\n",
                       pci_name(pdev));
+               err = -ENOMEM;
                goto err_disable_pdev;
        }
 
@@ -1805,6 +1806,7 @@ static int adm8211_probe(struct pci_dev *pdev,
        if (reg != ADM8211_SIG1 && reg != ADM8211_SIG2) {
                printk(KERN_ERR "%s (adm8211): Invalid signature (0x%x)\n",
                       pci_name(pdev), reg);
+               err = -EINVAL;
                goto err_disable_pdev;
        }
 
@@ -1815,8 +1817,8 @@ static int adm8211_probe(struct pci_dev *pdev,
                return err; /* someone else grabbed it? don't disable it */
        }
 
-       if (dma_set_mask(&pdev->dev, DMA_BIT_MASK(32)) ||
-           dma_set_coherent_mask(&pdev->dev, DMA_BIT_MASK(32))) {
+       err = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
+       if (err) {
                printk(KERN_ERR "%s (adm8211): No suitable DMA available\n",
                       pci_name(pdev));
                goto err_free_reg;
-- 
2.9.5