From: Jeff Garzik <jeff@garzik.org>

Signed-off-by: Jeff Garzik <jeff@garzik.org>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
---

 drivers/spi/spi.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff -puN drivers/spi/spi.c~spi-improve-sysfs-compiler-complaint-handling drivers/spi/spi.c
--- a/drivers/spi/spi.c~spi-improve-sysfs-compiler-complaint-handling
+++ a/drivers/spi/spi.c
@@ -448,7 +448,9 @@ static int __unregister(struct device *d
  */
 void spi_unregister_master(struct spi_master *master)
 {
-	(void) device_for_each_child(master->cdev.dev, NULL, __unregister);
+	int dummy;
+
+	dummy = device_for_each_child(master->cdev.dev, NULL, __unregister);
 	class_device_unregister(&master->cdev);
 }
 EXPORT_SYMBOL_GPL(spi_unregister_master);
_