Merge branch 'perm-fix' into omap-for-v4.19/fixes-v2

1 files changed, 8 insertions, 1 deletions

diff --git a/mm/util.c b/mm/util.c
index 3351659200e6..d2890a407332 100644
--- a/mm/util.c
+++ b/mm/util.c
@@ -196,7 +196,7 @@ void *vmemdup_user(const void __user *src, size_t len)
 }
 EXPORT_SYMBOL(vmemdup_user);
 
-/*
+/**
  * strndup_user - duplicate an existing string from user space
  * @s: The string to duplicate
  * @n: Maximum number of bytes to copy, including the trailing NUL.
@@ -434,6 +434,13 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node)
 }
 EXPORT_SYMBOL(kvmalloc_node);
 
+/**
+ * kvfree - free memory allocated with kvmalloc
+ * @addr: pointer returned by kvmalloc
+ *
+ * If the memory is allocated from vmalloc area it is freed with vfree().
+ * Otherwise kfree() is used.
+ */
 void kvfree(const void *addr)
 {
 	if (is_vmalloc_addr(addr))