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authorJ. Bruce Fields <bfields@citi.umich.edu>2008-07-03 16:24:06 -0400
committerJ. Bruce Fields <bfields@citi.umich.edu>2008-07-03 16:24:06 -0400
commite86322f611eef95aafaf726fd3965e5b211f1985 (patch)
tree28547e26df4fc6ae671dc8cc6912a53717e4db08 /drivers/gpio/gpiolib.c
parentb001a1b6aa960949a24c2cdc28257dfcc9428d74 (diff)
parent8948896c9e098c6fd31a6a698a598a7cbd7fa40e (diff)
Merge branch 'for-bfields' of git://linux-nfs.org/~tomtucker/xprt-switch-2.6 into for-2.6.27
Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 7f138c6195ff..beaf6b3a37dc 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -127,7 +127,7 @@ int __init gpiochip_reserve(int start, int ngpio)
127 unsigned long flags; 127 unsigned long flags;
128 int i; 128 int i;
129 129
130 if (!gpio_is_valid(start) || !gpio_is_valid(start + ngpio)) 130 if (!gpio_is_valid(start) || !gpio_is_valid(start + ngpio - 1))
131 return -EINVAL; 131 return -EINVAL;
132 132
133 spin_lock_irqsave(&gpio_lock, flags); 133 spin_lock_irqsave(&gpio_lock, flags);
@@ -170,7 +170,7 @@ int gpiochip_add(struct gpio_chip *chip)
170 unsigned id; 170 unsigned id;
171 int base = chip->base; 171 int base = chip->base;
172 172
173 if ((!gpio_is_valid(base) || !gpio_is_valid(base + chip->ngpio)) 173 if ((!gpio_is_valid(base) || !gpio_is_valid(base + chip->ngpio - 1))
174 && base >= 0) { 174 && base >= 0) {
175 status = -EINVAL; 175 status = -EINVAL;
176 goto fail; 176 goto fail;
@@ -207,7 +207,7 @@ fail:
207 /* failures here can mean systems won't boot... */ 207 /* failures here can mean systems won't boot... */
208 if (status) 208 if (status)
209 pr_err("gpiochip_add: gpios %d..%d (%s) not registered\n", 209 pr_err("gpiochip_add: gpios %d..%d (%s) not registered\n",
210 chip->base, chip->base + chip->ngpio, 210 chip->base, chip->base + chip->ngpio - 1,
211 chip->label ? : "generic"); 211 chip->label ? : "generic");
212 return status; 212 return status;
213} 213}