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s3: smbd: mkdir_internal(). 1 of 2. All calls to SMB_VFS_FSTAT(fsp, &fsp->fsp_name->st) clobber fsp->fsp_name->st.st_ex_iflags.

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If doing an SMB_VFS_FSTAT() returning onto the stat struct stored in the fsp,
we must call vfs_stat_fsp() as this preserves the iflags.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=15022

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
This commit is contained in:
Jeremy Allison 2022-03-18 12:19:44 -07:00
parent cfadecca80
commit 064c5770de
1 changed files with 4 additions and 3 deletions
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7
source3/smbd/open.c
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@ -4352,10 +4352,11 @@ static NTSTATUS mkdir_internal(connection_struct *conn,
/* Ensure we're checking for a symlink here.... */
/* We don't want to get caught by a symlink racer. */
if (SMB_VFS_FSTAT(fsp, &smb_dname->st) == -1) {
status = vfs_stat_fsp(fsp);
if (!NT_STATUS_IS_OK(status)) {
DEBUG(2, ("Could not stat directory '%s' just created: %s\n",
smb_fname_str_dbg(smb_dname), strerror(errno)));
return map_nt_error_from_unix(errno);
smb_fname_str_dbg(smb_dname), nt_errstr(status)));
return status;
}
if (!S_ISDIR(smb_dname->st.st_ex_mode)) {