diff options
| author | Ronnie Sahlberg <lsahlber@redhat.com> | 2020-12-14 07:40:23 +0100 |
|---|---|---|
| committer | Steve French <stfrench@microsoft.com> | 2020-12-14 16:26:30 +0100 |
| commit | 531f03bc6d0509f2e7a5852e3f1819166e0f364c (patch) | |
| tree | 22890e2c2aeb124e66997997bbe9d313ad9beb1e /fs/cifs | |
| parent | cifs: uncomplicate printing the iocharset parameter (diff) | |
| download | linux-531f03bc6d0509f2e7a5852e3f1819166e0f364c.tar.xz linux-531f03bc6d0509f2e7a5852e3f1819166e0f364c.zip | |
cifs: do not allow changing posix_paths during remount
Signed-off-by: Ronnie Sahlberg <lsahlber@redhat.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/cifs')
| -rw-r--r-- | fs/cifs/fs_context.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c index c3c6d0cd291b..58da674c0365 100644 --- a/fs/cifs/fs_context.c +++ b/fs/cifs/fs_context.c @@ -627,6 +627,10 @@ static void smb3_fs_context_free(struct fs_context *fc) static int smb3_verify_reconfigure_ctx(struct smb3_fs_context *new_ctx, struct smb3_fs_context *old_ctx) { + if (new_ctx->posix_paths != old_ctx->posix_paths) { + cifs_dbg(VFS, "can not change posixpaths during remount\n"); + return -EINVAL; + } if (new_ctx->sectype != old_ctx->sectype) { cifs_dbg(VFS, "can not change sec during remount\n"); return -EINVAL; |