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openwrt-xburst/target/linux/omap24xx/patches-3.3/251-cbus-tahvo-lock-fix.patch
juhosg 2d3a55136a omap24xx: add support for 3.3
Compile tested only.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31810 3c298f89-4303-0410-b956-a3cf2f4a3e73
2012-05-18 20:22:32 +00:00

13 lines
313 B
Diff

--- a/drivers/cbus/tahvo.c
+++ b/drivers/cbus/tahvo.c
@@ -104,7 +104,9 @@ void tahvo_write_reg(struct device *chil
{
struct tahvo *tahvo = dev_get_drvdata(child->parent);
+ mutex_lock(&tahvo->mutex);
__tahvo_write_reg(tahvo, reg, val);
+ mutex_unlock(&tahvo->mutex);
}
EXPORT_SYMBOL(tahvo_write_reg);