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path: root/drivers/gpio/gpiolib.c
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Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 5d6c71edc739..1c8d9e3380e1 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -623,9 +623,11 @@ static ssize_t export_store(struct class *class,
623 */ 623 */
624 624
625 status = gpio_request(gpio, "sysfs"); 625 status = gpio_request(gpio, "sysfs");
626 if (status < 0) 626 if (status < 0) {
627 if (status == -EPROBE_DEFER)
628 status = -ENODEV;
627 goto done; 629 goto done;
628 630 }
629 status = gpio_export(gpio, true); 631 status = gpio_export(gpio, true);
630 if (status < 0) 632 if (status < 0)
631 gpio_free(gpio); 633 gpio_free(gpio);
@@ -1191,8 +1193,10 @@ int gpio_request(unsigned gpio, const char *label)
1191 1193
1192 spin_lock_irqsave(&gpio_lock, flags); 1194 spin_lock_irqsave(&gpio_lock, flags);
1193 1195
1194 if (!gpio_is_valid(gpio)) 1196 if (!gpio_is_valid(gpio)) {
1197 status = -EINVAL;
1195 goto done; 1198 goto done;
1199 }
1196 desc = &gpio_desc[gpio]; 1200 desc = &gpio_desc[gpio];
1197 chip = desc->chip; 1201 chip = desc->chip;
1198 if (chip == NULL) 1202 if (chip == NULL)