[PATCH 5.15 512/667] NFS: Always initialise fattr->label in nfs_fattr_alloc()

From: Greg Kroah-Hartman
Date: Tue Jun 07 2022 - 15:46:37 EST


From: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>

[ Upstream commit d4a95a7e5a4d3b68b26f70668cf77324a11b5718 ]

We're about to add a check in nfs_free_fattr() for whether or not the
label is non-zero.

Signed-off-by: Trond Myklebust <trond.myklebust@xxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/nfs/inode.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index f4f75db7a825..4ed75673adf6 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -1581,8 +1581,10 @@ struct nfs_fattr *nfs_alloc_fattr(void)
struct nfs_fattr *fattr;

fattr = kmalloc(sizeof(*fattr), GFP_NOFS);
- if (fattr != NULL)
+ if (fattr != NULL) {
nfs_fattr_init(fattr);
+ fattr->label = NULL;
+ }
return fattr;
}
EXPORT_SYMBOL_GPL(nfs_alloc_fattr);
--
2.35.1