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Subject[PATCH] SPI: improve sysfs compiler complaint handling

Signed-off-by: Jeff Garzik <jeff@garzik.org>

---
Pointless? I leave it up to the maintainer(s) to decide.

The compiler complains, even with the "(void)".

drivers/spi/spi.c | 4 +++-
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 146298a..085d4fa 100644
--- a/drivers/spi/spi.c
+++ b/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);
-
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