string: factorize skip_spaces and export it to be generally available

[safe/jmp/linux-2.6] / Documentation / gpio.txt

diff --git a/Documentation/gpio.txt b/Documentation/gpio.txt
index fa4dc07..e4e7dae 100644 (file)
--- a/Documentation/gpio.txt
+++ b/Documentation/gpio.txt
@@ -380,7 +380,7 @@ rare; use gpiochip_remove() when it is unavoidable.
 
 Most often a gpio_chip is part of an instance-specific structure with state
 not exposed by the GPIO interfaces, such as addressing, power management,
-and more.  Chips such as codecs will have complex non-GPIO state,
+and more.  Chips such as codecs will have complex non-GPIO state.
 
 Any debugfs dump method should normally ignore signals which haven't been
 requested as GPIOs.  They can use gpiochip_is_requested(), which returns
@@ -531,7 +531,7 @@ and have the following read/write attributes:
                This file exists only if the pin can be configured as an
                interrupt generating input pin.
 
-GPIO controllers have paths like /sys/class/gpio/chipchip42/ (for the
+GPIO controllers have paths like /sys/class/gpio/gpiochip42/ (for the
 controller implementing GPIOs starting at #42) and have the following
 read-only attributes: