mac80211: backport devm_kmemdup

Signed-off-by: Felix Fietkau <nbd@openwrt.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43277 3c298f89-4303-0410-b956-a3cf2f4a3e73
2014-11-16 11:38:55 +00:00 · 2014-11-16 11:38:55 +00:00 · 8a328e2d03
parent ad6de5d915
commit 8a328e2d03
1 changed files with 23 additions and 0 deletions
--- a/package/kernel/mac80211/patches/081-backport-devm_kmemdup.patch
+++ b/package/kernel/mac80211/patches/081-backport-devm_kmemdup.patch
@ -0,0 +1,23 @@
+--- a/backport-include/linux/device.h
+++ b/backport-include/linux/device.h
+@@ -177,4 +177,20 @@ static inline void *devm_kmalloc_array(s
+ }
+ #endif
+ 
+#if LINUX_VERSION_CODE < KERNEL_VERSION(3,15,0)
+#define devm_kmemdup LINUX_BACKPORT(devm_kmemdup)
+static inline void *devm_kmemdup(struct device *dev, const void *src,
+				 size_t len, gfp_t gfp)
+{
+	void *p;
+
+	p = devm_kmalloc(dev, len, gfp);
+	if (p)
+		memcpy(p, src, len);
+
+	return p;
+}
+#endif
+
+
+ #endif /* __BACKPORT_DEVICE_H */