X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=lib%2Flinux_compat.c;h=89a6fd6ec96d5e10ae4b890d2cb1200ca4332ab9;hb=5ae526b61f6a8832ac72c4aeed6e652887ccbbd0;hp=81ea8fb126fa2fec7230479ae77d744cde337e4c;hpb=bb1bb4bb5df9df4d3f07e39a632daaff79e4b77e;p=oweals%2Fu-boot.git

diff --git a/lib/linux_compat.c b/lib/linux_compat.c
index 81ea8fb126..89a6fd6ec9 100644
--- a/lib/linux_compat.c
+++ b/lib/linux_compat.c
@@ -1,5 +1,6 @@
 
 #include <common.h>
+#include <malloc.h>
 #include <memalign.h>
 #include <linux/compat.h>
 
@@ -40,3 +41,22 @@ void *kmem_cache_alloc(struct kmem_cache *obj, int flag)
 {
 	return malloc_cache_aligned(obj->sz);
 }
+
+/**
+ * kmemdup - duplicate region of memory
+ *
+ * @src: memory region to duplicate
+ * @len: memory region length
+ * @gfp: GFP mask to use
+ *
+ * Return: newly allocated copy of @src or %NULL in case of error
+ */
+void *kmemdup(const void *src, size_t len, gfp_t gfp)
+{
+	void *p;
+
+	p = kmalloc(len, gfp);
+	if (p)
+		memcpy(p, src, len);
+	return p;
+}