cdrom: make EXPORT_SYMBOL follow exported function

Currently, some EXPORT_SYMBOL declarations do not follow the exported
function, which affects the readability of the code.  To maintain
consistency, move these EXPORT_SYMBOL declarations to the correct
position to improve the readability of the code.

Signed-off-by: Enze Li <lienze@kylinos.cn>
Link: https://lore.kernel.org/all/20220406090337.1116708-1-lienze@kylinos.cn
Signed-off-by: Phillip Potter <phil@philpotter.co.uk>
Link: https://lore.kernel.org/r/20220515205833.944139-2-phil@philpotter.co.uk
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 2dc9da6..7e2174f 100644 (file)
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -648,6 +648,7 @@ int register_cdrom(struct gendisk *disk, struct cdrom_device_info *cdi)
        mutex_unlock(&cdrom_mutex);
        return 0;
 }
+EXPORT_SYMBOL(register_cdrom);
 #undef ENSURE
 
 void unregister_cdrom(struct cdrom_device_info *cdi)
@@ -663,6 +664,7 @@ void unregister_cdrom(struct cdrom_device_info *cdi)
 
        cd_dbg(CD_REG_UNREG, "drive \"/dev/%s\" unregistered\n", cdi->name);
 }
+EXPORT_SYMBOL(unregister_cdrom);
 
 int cdrom_get_media_event(struct cdrom_device_info *cdi,
                          struct media_event_desc *med)
@@ -690,6 +692,7 @@ int cdrom_get_media_event(struct cdrom_device_info *cdi,
        memcpy(med, &buffer[sizeof(*eh)], sizeof(*med));
        return 0;
 }
+EXPORT_SYMBOL(cdrom_get_media_event);
 
 static int cdrom_get_random_writable(struct cdrom_device_info *cdi,
                              struct rwrt_feature_desc *rfd)
@@ -1206,6 +1209,7 @@ err:
        cdi->use_count--;
        return ret;
 }
+EXPORT_SYMBOL(cdrom_open);
 
 /* This code is similar to that in open_for_data. The routine is called
    whenever an audio play operation is requested.
@@ -1301,6 +1305,7 @@ void cdrom_release(struct cdrom_device_info *cdi, fmode_t mode)
                        cdo->tray_move(cdi, 1);
        }
 }
+EXPORT_SYMBOL(cdrom_release);
 
 static int cdrom_read_mech_status(struct cdrom_device_info *cdi, 
                                  struct cdrom_changer_info *buf)
@@ -1382,6 +1387,7 @@ int cdrom_number_of_slots(struct cdrom_device_info *cdi)
        kfree(info);
        return nslots;
 }
+EXPORT_SYMBOL(cdrom_number_of_slots);
 
 
 /* If SLOT < 0, unload the current slot.  Otherwise, try to load SLOT. */
@@ -1581,6 +1587,7 @@ void init_cdrom_command(struct packet_command *cgc, void *buf, int len,
        cgc->data_direction = type;
        cgc->timeout = CDROM_DEF_TIMEOUT;
 }
+EXPORT_SYMBOL(init_cdrom_command);
 
 /* DVD handling */
 
@@ -1999,6 +2006,7 @@ int cdrom_mode_sense(struct cdrom_device_info *cdi,
        cgc->data_direction = CGC_DATA_READ;
        return cdo->generic_packet(cdi, cgc);
 }
+EXPORT_SYMBOL(cdrom_mode_sense);
 
 int cdrom_mode_select(struct cdrom_device_info *cdi,
                      struct packet_command *cgc)
@@ -2014,6 +2022,7 @@ int cdrom_mode_select(struct cdrom_device_info *cdi,
        cgc->data_direction = CGC_DATA_WRITE;
        return cdo->generic_packet(cdi, cgc);
 }
+EXPORT_SYMBOL(cdrom_mode_select);
 
 static int cdrom_read_subchannel(struct cdrom_device_info *cdi,
                                 struct cdrom_subchnl *subchnl, int mcn)
@@ -2892,6 +2901,7 @@ use_toc:
        *last_written = toc.cdte_addr.lba;
        return 0;
 }
+EXPORT_SYMBOL(cdrom_get_last_written);
 
 /* return the next writable block. also for udf file system. */
 static int cdrom_get_next_writable(struct cdrom_device_info *cdi,
@@ -3429,18 +3439,7 @@ int cdrom_ioctl(struct cdrom_device_info *cdi, struct block_device *bdev,
 
        return -ENOSYS;
 }
-
-EXPORT_SYMBOL(cdrom_get_last_written);
-EXPORT_SYMBOL(register_cdrom);
-EXPORT_SYMBOL(unregister_cdrom);
-EXPORT_SYMBOL(cdrom_open);
-EXPORT_SYMBOL(cdrom_release);
 EXPORT_SYMBOL(cdrom_ioctl);
-EXPORT_SYMBOL(cdrom_number_of_slots);
-EXPORT_SYMBOL(cdrom_mode_select);
-EXPORT_SYMBOL(cdrom_mode_sense);
-EXPORT_SYMBOL(init_cdrom_command);
-EXPORT_SYMBOL(cdrom_get_media_event);
 
 #ifdef CONFIG_SYSCTL