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authorJiasheng Jiang <jiasheng@iscas.ac.cn>2021-12-22 15:59:44 +0800
committerDavid S. Miller <davem@davemloft.net>2021-12-22 10:23:50 +0000
commit99d7fbb5cedf598f67e8be106d6c7b8d91366aef (patch)
treef724be5f303002b0cde42ab84ccae580a2a75f48
parentcb93b3e11d405f20a405a07482d01147ef4934a3 (diff)
downloadslab-99d7fbb5cedf598f67e8be106d6c7b8d91366aef.tar.gz
net: ks8851: Check for error irq
Because platform_get_irq() could fail and return error irq. Therefore, it might be better to check it if order to avoid the use of error irq. Fixes: 797047f875b5 ("net: ks8851: Implement Parallel bus operations") Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/micrel/ks8851_par.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/ethernet/micrel/ks8851_par.c b/drivers/net/ethernet/micrel/ks8851_par.c
index 2e25798c610eed..7f49042484bdce 100644
--- a/drivers/net/ethernet/micrel/ks8851_par.c
+++ b/drivers/net/ethernet/micrel/ks8851_par.c
@@ -321,6 +321,8 @@ static int ks8851_probe_par(struct platform_device *pdev)
return ret;
netdev->irq = platform_get_irq(pdev, 0);
+ if (netdev->irq < 0)
+ return netdev->irq;
return ks8851_probe_common(netdev, dev, msg_enable);
}