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authorJeff Layton <jlayton@kernel.org>2022-11-16 14:49:25 +0100
committerJeff Layton <jlayton@kernel.org>2022-11-30 11:08:10 +0100
commita1fde8ee771f92d2a8bbd79532149ddd34546bc1 (patch)
tree73b049051cb93059da0ae74f2f8b3a513097f6a4 /fs/cifs
parentceph: use locks_inode_context helper (diff)
downloadlinux-a1fde8ee771f92d2a8bbd79532149ddd34546bc1.tar.xz
linux-a1fde8ee771f92d2a8bbd79532149ddd34546bc1.zip
cifs: use locks_inode_context helper
cifs currently doesn't access i_flctx safely. This requires a smp_load_acquire, as the pointer is set via cmpxchg (a release operation). Cc: Steve French <smfrench@samba.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jeff Layton <jlayton@kernel.org>
Diffstat (limited to 'fs/cifs')
-rw-r--r--fs/cifs/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index cd9698209930..6c1431979495 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1413,7 +1413,7 @@ cifs_push_posix_locks(struct cifsFileInfo *cfile)
struct inode *inode = d_inode(cfile->dentry);
struct cifs_tcon *tcon = tlink_tcon(cfile->tlink);
struct file_lock *flock;
- struct file_lock_context *flctx = inode->i_flctx;
+ struct file_lock_context *flctx = locks_inode_context(inode);
unsigned int count = 0, i;
int rc = 0, xid, type;
struct list_head locks_to_send, *el;