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freifunkist-firmware/target/linux/omap24xx/patches-3.1/251-cbus-tahvo-lock-fix.patch

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linux: update 3.1 to 3.1.1 SVN-Revision: 29007
13 years ago
--- a/drivers/cbus/tahvo.c
+++ b/drivers/cbus/tahvo.c
omap24xx: Add cbus tahvo locking fix. SVN-Revision: 28767
13 years ago
@@ -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);