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authorChengguang Xu <cgxu519@mykernel.net>2020-07-24 06:15:14 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2020-07-24 21:42:41 +0200
commit3bef735ad7b7d987069181e7b58588043cbd1509 (patch)
tree4cfff5db07c53dd5a6745deb0d1d6178f04349b4 /mm/shmem.c
parentmm/mmap.c: close race between munmap() and expand_upwards()/downwards() (diff)
downloadlinux-3bef735ad7b7d987069181e7b58588043cbd1509.tar.xz
linux-3bef735ad7b7d987069181e7b58588043cbd1509.zip
vfs/xattr: mm/shmem: kernfs: release simple xattr entry in a right way
After commit fdc85222d58e ("kernfs: kvmalloc xattr value instead of kmalloc"), simple xattr entry is allocated with kvmalloc() instead of kmalloc(), so we should release it with kvfree() instead of kfree(). Fixes: fdc85222d58e ("kernfs: kvmalloc xattr value instead of kmalloc") Signed-off-by: Chengguang Xu <cgxu519@mykernel.net> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Hugh Dickins <hughd@google.com> Acked-by: Tejun Heo <tj@kernel.org> Cc: Daniel Xu <dxu@dxuuu.xyz> Cc: Chris Down <chris@chrisdown.name> Cc: Andreas Dilger <adilger@dilger.ca> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: <stable@vger.kernel.org> [5.7] Link: http://lkml.kernel.org/r/20200704051608.15043-1-cgxu519@mykernel.net Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/shmem.c')
-rw-r--r--mm/shmem.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/shmem.c b/mm/shmem.c
index a0dbe62f8042..b2abca3f7f33 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -3178,7 +3178,7 @@ static int shmem_initxattrs(struct inode *inode,
new_xattr->name = kmalloc(XATTR_SECURITY_PREFIX_LEN + len,
GFP_KERNEL);
if (!new_xattr->name) {
- kfree(new_xattr);
+ kvfree(new_xattr);
return -ENOMEM;
}