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Diffstat (limited to 'target/linux/omap24xx/patches-2.6.38/505-retu-write-lock.patch')
-rw-r--r--target/linux/omap24xx/patches-2.6.38/505-retu-write-lock.patch14
1 files changed, 14 insertions, 0 deletions
diff --git a/target/linux/omap24xx/patches-2.6.38/505-retu-write-lock.patch b/target/linux/omap24xx/patches-2.6.38/505-retu-write-lock.patch
new file mode 100644
index 0000000000..0fb8c6f212
--- /dev/null
+++ b/target/linux/omap24xx/patches-2.6.38/505-retu-write-lock.patch
@@ -0,0 +1,14 @@
+Index: linux-2.6.38-rc6/drivers/cbus/retu.c
+===================================================================
+--- linux-2.6.38-rc6.orig/drivers/cbus/retu.c 2011-02-26 23:23:34.014429906 +0100
++++ linux-2.6.38-rc6/drivers/cbus/retu.c 2011-02-26 23:25:18.905358127 +0100
+@@ -120,7 +120,9 @@
+ {
+ struct retu *retu = dev_get_drvdata(child->parent);
+
++ mutex_lock(&retu->mutex);
+ __retu_write_reg(retu, reg, val);
++ mutex_unlock(&retu->mutex);
+ }
+ EXPORT_SYMBOL_GPL(retu_write_reg);
+