This is a note to let you know that I've just added the patch titled
nick kvfree() from apparmor
to the 3.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
nick-kvfree-from-apparmor.patch
and it can be found in the queue-3.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 39f1f78d53b9bcbca91967380c5f0f2305a5c55f Mon Sep 17 00:00:00 2001
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Tue, 6 May 2014 14:02:53 -0400
Subject: nick kvfree() from apparmor
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
commit 39f1f78d53b9bcbca91967380c5f0f2305a5c55f upstream.
too many places open-code it
Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
include/linux/mm.h | 2 ++
mm/util.c | 10 ++++++++++
security/apparmor/include/apparmor.h | 1 -
security/apparmor/lib.c | 14 --------------
4 files changed, 12 insertions(+), 15 deletions(-)
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -362,6 +362,8 @@ static inline int is_vmalloc_or_module_a
}
#endif
+extern void kvfree(const void *addr);
+
static inline void compound_lock(struct page *page)
{
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
--- a/mm/util.c
+++ b/mm/util.c
@@ -9,6 +9,7 @@
#include <linux/swapops.h>
#include <linux/mman.h>
#include <linux/hugetlb.h>
+#include <linux/vmalloc.h>
#include <asm/uaccess.h>
@@ -386,6 +387,15 @@ unsigned long vm_mmap(struct file *file,
}
EXPORT_SYMBOL(vm_mmap);
+void kvfree(const void *addr)
+{
+ if (is_vmalloc_addr(addr))
+ vfree(addr);
+ else
+ kfree(addr);
+}
+EXPORT_SYMBOL(kvfree);
+
struct address_space *page_mapping(struct page *page)
{
struct address_space *mapping = page->mapping;
--- a/security/apparmor/include/apparmor.h
+++ b/security/apparmor/include/apparmor.h
@@ -66,7 +66,6 @@ extern int apparmor_initialized __initda
char *aa_split_fqname(char *args, char **ns_name);
void aa_info_message(const char *str);
void *__aa_kvmalloc(size_t size, gfp_t flags);
-void kvfree(void *buffer);
static inline void *kvmalloc(size_t size)
{
--- a/security/apparmor/lib.c
+++ b/security/apparmor/lib.c
@@ -104,17 +104,3 @@ void *__aa_kvmalloc(size_t size, gfp_t f
}
return buffer;
}
-
-/**
- * kvfree - free an allocation do by kvmalloc
- * @buffer: buffer to free (MAYBE_NULL)
- *
- * Free a buffer allocated by kvmalloc
- */
-void kvfree(void *buffer)
-{
- if (is_vmalloc_addr(buffer))
- vfree(buffer);
- else
- kfree(buffer);
-}
Patches currently in stable-queue which might be from viro@xxxxxxxxxxxxxxxxxx are
queue-3.14/proc-stat-convert-to-single_open_size.patch
queue-3.14/fs-seq_file-fallback-to-vmalloc-allocation.patch
queue-3.14/nick-kvfree-from-apparmor.patch
--
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