From: Krzysztof Kozlowski krzk@kernel.org
[ Upstream commit 77bb5aaf2bb8180e7d1bb70b4df306f511707a7d ]
platform_get_irq() returns -ERRNO on error. In such case comparison to 0 would pass the check.
Fixes: 179c02fe90a4 ("drm/tve200: Add new driver for TVE200") Signed-off-by: Krzysztof Kozlowski krzk@kernel.org Acked-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Sam Ravnborg sam@ravnborg.org Link: https://patchwork.freedesktop.org/patch/msgid/20200827071107.27429-2-krzk@ke... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/tve200/tve200_drv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/tve200/tve200_drv.c b/drivers/gpu/drm/tve200/tve200_drv.c index c3aa39bd38ecd..b5259cb1383fc 100644 --- a/drivers/gpu/drm/tve200/tve200_drv.c +++ b/drivers/gpu/drm/tve200/tve200_drv.c @@ -200,8 +200,8 @@ static int tve200_probe(struct platform_device *pdev) }
irq = platform_get_irq(pdev, 0); - if (!irq) { - ret = -EINVAL; + if (irq < 0) { + ret = irq; goto clk_disable; }