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| author | Jiasheng Jiang <jiasheng@iscas.ac.cn> | 2021-12-22 15:12:07 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-12-22 10:22:13 +0000 |
| commit | db6d6afe382de5a65d6ccf51253ab48b8e8336c3 (patch) | |
| tree | e129d7813522c1f04b89e1943afb8bbaa965e713 /drivers/net/fjes | |
| parent | 1c15b05baea71a5ff98235783e3e4ad227760876 (diff) | |
| download | linux-stable-db6d6afe382de5a65d6ccf51253ab48b8e8336c3.tar.gz linux-stable-db6d6afe382de5a65d6ccf51253ab48b8e8336c3.tar.bz2 linux-stable-db6d6afe382de5a65d6ccf51253ab48b8e8336c3.zip | |
fjes: Check for error irq
I find that platform_get_irq() will not always succeed.
It will return error irq in case of the failure.
Therefore, it might be better to check it if order to avoid the use of
error irq.
Fixes: 658d439b2292 ("fjes: Introduce FUJITSU Extended Socket Network Device driver")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/fjes')
| -rw-r--r-- | drivers/net/fjes/fjes_main.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c index b06c17ac8d4e..ebd287039a54 100644 --- a/drivers/net/fjes/fjes_main.c +++ b/drivers/net/fjes/fjes_main.c @@ -1262,6 +1262,11 @@ static int fjes_probe(struct platform_device *plat_dev) hw->hw_res.start = res->start; hw->hw_res.size = resource_size(res); hw->hw_res.irq = platform_get_irq(plat_dev, 0); + if (hw->hw_res.irq < 0) { + err = hw->hw_res.irq; + goto err_free_control_wq; + } + err = fjes_hw_init(&adapter->hw); if (err) goto err_free_control_wq; |