diff options
| author | Olga Kornievskaia <okorniev@redhat.com> | 2025-07-22 16:56:41 -0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-15 12:16:57 +0200 |
| commit | ab39f1080f16cfe09abc9a78bb975c21596598b6 (patch) | |
| tree | 87a8f6ca7b41d8516a2a53caa65d8576411d566b | |
| parent | b7f7866932466332a2528fda099000b035303485 (diff) | |
NFSv4.2: another fix for listxattr
[ Upstream commit 9acb237deff7667b0f6b10fe6b1b70c4429ea049 ]
Currently, when the server supports NFS4.1 security labels then
security.selinux label in included twice. Instead, only add it
when the server doesn't possess security label support.
Fixes: 243fea134633 ("NFSv4.2: fix listxattr to return selinux security label")
Signed-off-by: Olga Kornievskaia <okorniev@redhat.com>
Link: https://lore.kernel.org/r/20250722205641.79394-1-okorniev@redhat.com
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | fs/nfs/nfs4proc.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 2f5a6aa3fd48..3c1ef174aa81 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -10866,7 +10866,7 @@ const struct nfs4_minor_version_ops *nfs_v4_minor_ops[] = { static ssize_t nfs4_listxattr(struct dentry *dentry, char *list, size_t size) { - ssize_t error, error2, error3, error4; + ssize_t error, error2, error3, error4 = 0; size_t left = size; error = generic_listxattr(dentry, list, left); @@ -10894,9 +10894,11 @@ static ssize_t nfs4_listxattr(struct dentry *dentry, char *list, size_t size) left -= error3; } - error4 = security_inode_listsecurity(d_inode(dentry), list, left); - if (error4 < 0) - return error4; + if (!nfs_server_capable(d_inode(dentry), NFS_CAP_SECURITY_LABEL)) { + error4 = security_inode_listsecurity(d_inode(dentry), list, left); + if (error4 < 0) + return error4; + } error += error2 + error3 + error4; if (size && error > size) |