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staging: greybus: Use gpio_is_valid() 

Replace the manual validity checks for the GPIO with the
gpio_is_valid().

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Arvind Yadav 2018-04-28 10:05:39 +05:30 committed by Greg Kroah-Hartman
parent 3ea74d38a8
commit a2e63709b5
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/greybus/arche-platform.c
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@ -447,7 +447,7 @@ static int arche_platform_probe(struct platform_device *pdev)
arche_pdata->svc_reset_gpio = of_get_named_gpio(np,
"svc,reset-gpio",
0);
if (arche_pdata->svc_reset_gpio < 0) {
if (!gpio_is_valid(arche_pdata->svc_reset_gpio)) {
dev_err(dev, "failed to get reset-gpio\n");
return arche_pdata->svc_reset_gpio;
}
@ -467,7 +467,7 @@ static int arche_platform_probe(struct platform_device *pdev)
arche_pdata->svc_sysboot_gpio = of_get_named_gpio(np,
"svc,sysboot-gpio",
0);
if (arche_pdata->svc_sysboot_gpio < 0) {
if (!gpio_is_valid(arche_pdata->svc_sysboot_gpio)) {
dev_err(dev, "failed to get sysboot gpio\n");
return arche_pdata->svc_sysboot_gpio;
}
@ -486,7 +486,7 @@ static int arche_platform_probe(struct platform_device *pdev)
arche_pdata->svc_refclk_req = of_get_named_gpio(np,
"svc,refclk-req-gpio",
0);
if (arche_pdata->svc_refclk_req < 0) {
if (!gpio_is_valid(arche_pdata->svc_refclk_req)) {
dev_err(dev, "failed to get svc clock-req gpio\n");
return arche_pdata->svc_refclk_req;
}