compat: backport rcu_dereference_protected

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

diff --git a/include/linux/compat-2.6.34.h b/include/linux/compat-2.6.34.h
index f6ffde06d06edaceae1969d308fe82c129217010..d1f9d804ad72d9d3ee036aeb55883ca26448ae07 100644 (file)
--- a/include/linux/compat-2.6.34.h
+++ b/include/linux/compat-2.6.34.h
@@ -246,6 +246,8 @@ static inline int usb_disable_autosuspend(struct usb_device *udev)
 #define MMC_PM_KEEP_POWER      (1 << 0)        /* preserve card power during suspend */
 #define sdio_set_host_pm_flags(a, b) 0
 
+#define rcu_dereference_protected(p, c) (p)
+
 #endif /* (LINUX_VERSION_CODE < KERNEL_VERSION(2,6,34)) */
 
 #endif /* LINUX_26_34_COMPAT_H */