add boot partition size

hc

2023-12-11 d2ccde1c8e90d38cee87a1b0309ad2827f3fd30d

 kernel/fs/cifs/netmisc.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *   fs/cifs/netmisc.c
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  *
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@@ -6,20 +7,6 @@
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  *
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  *   Error mapping routines from Samba libsmb/errormap.c
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  *   Copyright (C) Andrew Tridgell 2001
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- *
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- *   This program is free software;  you can redistribute it and/or modify
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- *   it under the terms of the GNU General Public License as published by
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- *   the Free Software Foundation; either version 2 of the License, or
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- *   (at your option) any later version.
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- *
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- *   This program is distributed in the hope that it will be useful,
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- *   but WITHOUT ANY WARRANTY;  without even the implied warranty of
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- *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
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- *   the GNU General Public License for more details.
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- *
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- *   You should have received a copy of the GNU General Public License
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- *   along with this program;  if not, write to the Free Software
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- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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  */
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 #include <linux/net.h>
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@@ -894,6 +881,33 @@
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 	return rc;
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 }
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+int
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+map_and_check_smb_error(struct mid_q_entry *mid, bool logErr)
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+{
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+	int rc;
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+	struct smb_hdr *smb = (struct smb_hdr *)mid->resp_buf;
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+
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+	rc = map_smb_to_linux_error((char *)smb, logErr);
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+	if (rc == -EACCES && !(smb->Flags2 & SMBFLG2_ERR_STATUS)) {
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+		/* possible ERRBaduid */
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+		__u8 class = smb->Status.DosError.ErrorClass;
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+		__u16 code = le16_to_cpu(smb->Status.DosError.Error);
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+
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+		/* switch can be used to handle different errors */
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+		if (class == ERRSRV && code == ERRbaduid) {
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+			cifs_dbg(FYI, "Server returned 0x%x, reconnecting session...\n",
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+				code);
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+			spin_lock(&GlobalMid_Lock);
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+			if (mid->server->tcpStatus != CifsExiting)
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+				mid->server->tcpStatus = CifsNeedReconnect;
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+			spin_unlock(&GlobalMid_Lock);
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+		}
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+	}
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+
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+	return rc;
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+}
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+
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+
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 /*
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  * calculate the size of the SMB message based on the fixed header
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  * portion, the number of word parameters and the data portion of the message
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@@ -958,8 +972,8 @@
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 struct timespec64 cnvrtDosUnixTm(__le16 le_date, __le16 le_time, int offset)
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 {
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 	struct timespec64 ts;
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-	time64_t sec;
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-	int min, days, month, year;
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+	time64_t sec, days;
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+	int min, day, month, year;
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 	u16 date = le16_to_cpu(le_date);
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 	u16 time = le16_to_cpu(le_time);
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 	SMB_TIME *st = (SMB_TIME *)&time;
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@@ -970,20 +984,20 @@
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 	sec = 2 * st->TwoSeconds;
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 	min = st->Minutes;
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 	if ((sec > 59) || (min > 59))
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-		cifs_dbg(VFS, "illegal time min %d sec %lld\n", min, sec);
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+		cifs_dbg(VFS, "Invalid time min %d sec %lld\n", min, sec);
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 	sec += (min * 60);
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 	sec += 60 * 60 * st->Hours;
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 	if (st->Hours > 24)
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-		cifs_dbg(VFS, "illegal hours %d\n", st->Hours);
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-	days = sd->Day;
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+		cifs_dbg(VFS, "Invalid hours %d\n", st->Hours);
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+	day = sd->Day;
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 	month = sd->Month;
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-	if (days < 1 || days > 31 || month < 1 || month > 12) {
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-		cifs_dbg(VFS, "illegal date, month %d day: %d\n", month, days);
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-		days = clamp(days, 1, 31);
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+	if (day < 1 || day > 31 || month < 1 || month > 12) {
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+		cifs_dbg(VFS, "Invalid date, month %d day: %d\n", month, day);
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+		day = clamp(day, 1, 31);
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 		month = clamp(month, 1, 12);
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 	}
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 	month -= 1;
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-	days += total_days_of_prev_months[month];
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+	days = day + total_days_of_prev_months[month];
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 	days += 3652; /* account for difference in days between 1980 and 1970 */
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 	year = sd->Year;
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 	days += year * 365;