All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH 1/6 v3] mmc: meson-gx-mmc: Fix platform_get_irq's error checking
@ 2017-11-19  4:52 ` Arvind Yadav
  0 siblings, 0 replies; 44+ messages in thread
From: Arvind Yadav @ 2017-11-19  4:52 UTC (permalink / raw)
  To: ben-linux, ulf.hansson, adrian.hunter, vireshk, maxime.ripard,
	wens, linux, carlo, khilman
  Cc: linux-kernel, linux-arm-kernel, linux-mmc, linux-amlogic

The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
changes in v2 :
              Add failure case '<= 0' instead of '< 0'. IRQ0 is not valid.
changes in v3 :
              return -EINVAL instead of irq.

 drivers/mmc/host/meson-gx-mmc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c
index e0862d3..32a6a22 100644
--- a/drivers/mmc/host/meson-gx-mmc.c
+++ b/drivers/mmc/host/meson-gx-mmc.c
@@ -1208,7 +1208,7 @@ static int meson_mmc_probe(struct platform_device *pdev)
 	}
 
 	irq = platform_get_irq(pdev, 0);
-	if (!irq) {
+	if (irq <= 0) {
 		dev_err(&pdev->dev, "failed to get interrupt resource.\n");
 		ret = -EINVAL;
 		goto free_host;
-- 
2.7.4

^ permalink raw reply related	[flat|nested] 44+ messages in thread

end of thread, other threads:[~2017-12-15  9:19 UTC | newest]

Thread overview: 44+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2017-11-19  4:52 [PATCH 1/6 v3] mmc: meson-gx-mmc: Fix platform_get_irq's error checking Arvind Yadav
2017-11-19  4:52 ` Arvind Yadav
2017-11-19  4:52 ` Arvind Yadav
2017-11-19  4:52 ` [PATCH 2/6 v3] mmc: s3cmci: " Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-12-15  9:17   ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-11-19  4:52 ` [PATCH 3/6 v3] mmc: sdhci-acpi: Handle return value of platform_get_irq Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-11-22 12:02   ` Adrian Hunter
2017-11-22 12:02     ` Adrian Hunter
2017-11-22 12:02     ` Adrian Hunter
2017-12-15  9:17   ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-11-19  4:52 ` [PATCH 4/6 v3] mmc: sdhci-spear: " Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-11-20  6:45   ` Viresh Kumar
2017-11-20  6:45     ` Viresh Kumar
2017-11-20  6:45     ` Viresh Kumar
2017-12-15  9:17   ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-12-15  9:17     ` Ulf Hansson
2017-11-19  4:52 ` [PATCH 6/6 v3] mmc: sunxi-mmc: " Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-11-19  4:52   ` Arvind Yadav
2017-12-15  9:18   ` Ulf Hansson
2017-12-15  9:18     ` Ulf Hansson
2017-12-15  9:18     ` Ulf Hansson
2017-12-15  9:18     ` Ulf Hansson
2017-12-07  0:58 ` [PATCH 1/6 v3] mmc: meson-gx-mmc: Fix platform_get_irq's error checking Kevin Hilman
2017-12-07  0:58   ` Kevin Hilman
2017-12-07  0:58   ` Kevin Hilman
2017-12-15  9:17 ` Ulf Hansson
2017-12-15  9:17   ` Ulf Hansson
2017-12-15  9:17   ` Ulf Hansson
2017-12-15  9:17   ` Ulf Hansson

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.