drivers: net: fsl_enetc: use XFI, USXGMII interface type macros

[oweals/u-boot.git] / lib / linux_compat.c

diff --git a/lib/linux_compat.c b/lib/linux_compat.c
index 81ea8fb126fa2fec7230479ae77d744cde337e4c..3f440deaa0d8a5d5a7d181772750786be29ba7e4 100644 (file)
--- a/lib/linux_compat.c
+++ b/lib/linux_compat.c
@@ -40,3 +40,22 @@ 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;
+}