add ax88772_rst

hc

2024-05-10 9999e48639b3cecb08ffb37358bcba3b48161b29

 kernel/fs/hfsplus/wrapper.c
..
..
@@ -127,31 +127,34 @@
127
127
 static int hfsplus_get_last_session(struct super_block *sb,
128
128
 				    sector_t *start, sector_t *size)
129
129
 {
130
-	struct cdrom_multisession ms_info;
131
-	struct cdrom_tocentry te;
132
-	int res;
130
+	struct cdrom_device_info *cdi = disk_to_cdi(sb->s_bdev->bd_disk);
133
131
 
134
132
 	/* default values */
135
133
 	*start = 0;
136
134
 	*size = i_size_read(sb->s_bdev->bd_inode) >> 9;
137
135
 
138
136
 	if (HFSPLUS_SB(sb)->session >= 0) {
137
+		struct cdrom_tocentry te;
138
+
139
+		if (!cdi)
140
+			return -EINVAL;
141
+
139
142
 		te.cdte_track = HFSPLUS_SB(sb)->session;
140
143
 		te.cdte_format = CDROM_LBA;
141
-		res = ioctl_by_bdev(sb->s_bdev,
142
-			CDROMREADTOCENTRY, (unsigned long)&te);
143
-		if (!res && (te.cdte_ctrl & CDROM_DATA_TRACK) == 4) {
144
-			*start = (sector_t)te.cdte_addr.lba << 2;
145
-			return 0;
144
+		if (cdrom_read_tocentry(cdi, &te) ||
145
+		    (te.cdte_ctrl & CDROM_DATA_TRACK) != 4) {
146
+			pr_err("invalid session number or type of track\n");
147
+			return -EINVAL;
146
148
 		}
147
-		pr_err("invalid session number or type of track\n");
148
-		return -EINVAL;
149
+		*start = (sector_t)te.cdte_addr.lba << 2;
150
+	} else if (cdi) {
151
+		struct cdrom_multisession ms_info;
152
+
153
+		ms_info.addr_format = CDROM_LBA;
154
+		if (cdrom_multisession(cdi, &ms_info) == 0 && ms_info.xa_flag)
155
+			*start = (sector_t)ms_info.addr.lba << 2;
149
156
 	}
150
-	ms_info.addr_format = CDROM_LBA;
151
-	res = ioctl_by_bdev(sb->s_bdev, CDROMMULTISESSION,
152
-		(unsigned long)&ms_info);
153
-	if (!res && ms_info.xa_flag)
154
-		*start = (sector_t)ms_info.addr.lba << 2;
157
+
155
158
 	return 0;
156
159
 }
157
160
 
..
..
@@ -192,7 +195,7 @@
192
195
 	switch (sbi->s_vhdr->signature) {
193
196
 	case cpu_to_be16(HFSPLUS_VOLHEAD_SIGX):
194
197
 		set_bit(HFSPLUS_SB_HFSX, &sbi->flags);
195
-		/*FALLTHRU*/
198
+		fallthrough;
196
199
 	case cpu_to_be16(HFSPLUS_VOLHEAD_SIG):
197
200
 		break;
198
201
 	case cpu_to_be16(HFSP_WRAP_MAGIC):