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authorJeff Layton <jlayton@kernel.org>2022-11-16 08:50:52 -0500
committerJeff Layton <jlayton@kernel.org>2022-11-30 05:08:10 -0500
commit87f00aba211ef7308fd6c5d47d646a70bf196662 (patch)
tree75daa78b674d2a9402cf40033dd235d923222722 /fs/ksmbd/vfs.c
parenta1fde8ee771f92d2a8bbd79532149ddd34546bc1 (diff)
downloadlinux-87f00aba211ef7308fd6c5d47d646a70bf196662.tar.bz2
ksmbd: use locks_inode_context helper
ksmbd 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 <sfrench@samba.org> Acked-by: Namjae Jeon <linkinjeon@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jeff Layton <jlayton@kernel.org>
Diffstat (limited to 'fs/ksmbd/vfs.c')
-rw-r--r--fs/ksmbd/vfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/ksmbd/vfs.c b/fs/ksmbd/vfs.c
index 8de970d6146f..f9e85d6a160e 100644
--- a/fs/ksmbd/vfs.c
+++ b/fs/ksmbd/vfs.c
@@ -321,7 +321,7 @@ static int check_lock_range(struct file *filp, loff_t start, loff_t end,
unsigned char type)
{
struct file_lock *flock;
- struct file_lock_context *ctx = file_inode(filp)->i_flctx;
+ struct file_lock_context *ctx = locks_inode_context(file_inode(filp));
int error = 0;
if (!ctx || list_empty_careful(&ctx->flc_posix))