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| author | Sergey Shtylyov <s.shtylyov@omp.ru> | 2021-07-04 17:38:45 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-09-22 11:47:54 +0200 |
| commit | d009f519e56c9293056148fa596d33878eb21a75 (patch) | |
| tree | 925a0ffa984480f45fa0b8f456242693858f6e0c /drivers | |
| parent | bea655491daf39f1934a71bf576bf3499092d3a4 (diff) | |
| download | linux-stable-d009f519e56c9293056148fa596d33878eb21a75.tar.gz linux-stable-d009f519e56c9293056148fa596d33878eb21a75.tar.bz2 linux-stable-d009f519e56c9293056148fa596d33878eb21a75.zip | |
i2c: mt65xx: fix IRQ check
[ Upstream commit 58fb7c643d346e2364404554f531cfa6a1a3917c ]
Iff platform_get_irq() returns 0, the driver's probe() method will return 0
early (as if the method's call was successful). Let's consider IRQ0 valid
for simplicity -- devm_request_irq() can always override that decision...
Fixes: ce38815d39ea ("I2C: mediatek: Add driver for MediaTek I2C controller")
Signed-off-by: Sergey Shtylyov <s.shtylyov@omprussia.ru>
Reviewed-by: Qii Wang <qii.wang@mediatek.com>
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/i2c/busses/i2c-mt65xx.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c index 2bb4d20ead32..e09b065a6aff 100644 --- a/drivers/i2c/busses/i2c-mt65xx.c +++ b/drivers/i2c/busses/i2c-mt65xx.c @@ -804,7 +804,7 @@ static int mtk_i2c_probe(struct platform_device *pdev) return PTR_ERR(i2c->pdmabase); irq = platform_get_irq(pdev, 0); - if (irq <= 0) + if (irq < 0) return irq; init_completion(&i2c->msg_complete); |