1 files changed, 27 insertions, 23 deletions

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index e617cf08aef6..49a8c589e346 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -66,11 +66,11 @@ static struct cdrom_info *ide_cd_get(struct gendisk *disk)
         mutex_lock(&idecd_ref_mutex);
         cd = ide_cd_g(disk);
         if (cd) {
-                kref_get(&cd->kref);
-                if (ide_device_get(cd->drive)) {
-                        kref_put(&cd->kref, ide_cd_release);
+                if (ide_device_get(cd->drive))
                         cd = NULL;
-                }
+                else
+                        kref_get(&cd->kref);
+
         }
         mutex_unlock(&idecd_ref_mutex);
         return cd;
@@ -78,9 +78,11 @@ static struct cdrom_info *ide_cd_get(struct gendisk *disk)
 
 static void ide_cd_put(struct cdrom_info *cd)
 {
+        ide_drive_t *drive = cd->drive;
+
         mutex_lock(&idecd_ref_mutex);
-        ide_device_put(cd->drive);
         kref_put(&cd->kref, ide_cd_release);
+        ide_device_put(drive);
         mutex_unlock(&idecd_ref_mutex);
 }
 
@@ -1270,9 +1272,9 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
  */
 static void msf_from_bcd(struct atapi_msf *msf)
 {
-        msf->minute = BCD2BIN(msf->minute);
-        msf->second = BCD2BIN(msf->second);
-        msf->frame  = BCD2BIN(msf->frame);
+        msf->minute = bcd2bin(msf->minute);
+        msf->second = bcd2bin(msf->second);
+        msf->frame  = bcd2bin(msf->frame);
 }
 
 int cdrom_check_status(ide_drive_t *drive, struct request_sense *sense)
@@ -1305,6 +1307,7 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,
         int stat;
         unsigned char cmd[BLK_MAX_CDB];
         unsigned len = sizeof(capbuf);
+        u32 blocklen;
 
         memset(cmd, 0, BLK_MAX_CDB);
         cmd[0] = GPCMD_READ_CDVD_CAPACITY;
@@ -1317,23 +1320,24 @@ static int cdrom_read_capacity(ide_drive_t *drive, unsigned long *capacity,
         /*
          * Sanity check the given block size
          */
-        switch (capbuf.blocklen) {
-        case __constant_cpu_to_be32(512):
-        case __constant_cpu_to_be32(1024):
-        case __constant_cpu_to_be32(2048):
-        case __constant_cpu_to_be32(4096):
+        blocklen = be32_to_cpu(capbuf.blocklen);
+        switch (blocklen) {
+        case 512:
+        case 1024:
+        case 2048:
+        case 4096:
                 break;
         default:
                 printk(KERN_ERR "%s: weird block size %u\n",
-                        drive->name, capbuf.blocklen);
+                        drive->name, blocklen);
                 printk(KERN_ERR "%s: default to 2kb block size\n",
                         drive->name);
-                capbuf.blocklen = __constant_cpu_to_be32(2048);
+                blocklen = 2048;
                 break;
         }
 
         *capacity = 1 + be32_to_cpu(capbuf.lba);
-        *sectors_per_frame = be32_to_cpu(capbuf.blocklen) >> SECTOR_BITS;
+        *sectors_per_frame = blocklen >> SECTOR_BITS;
         return 0;
 }
 
@@ -1411,8 +1415,8 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
                 return stat;
 
         if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD) {
-                toc->hdr.first_track = BCD2BIN(toc->hdr.first_track);
-                toc->hdr.last_track  = BCD2BIN(toc->hdr.last_track);
+                toc->hdr.first_track = bcd2bin(toc->hdr.first_track);
+                toc->hdr.last_track  = bcd2bin(toc->hdr.last_track);
         }
 
         ntracks = toc->hdr.last_track - toc->hdr.first_track + 1;
@@ -1452,8 +1456,8 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
                         return stat;
 
                 if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD) {
-                        toc->hdr.first_track = (u8)BIN2BCD(CDROM_LEADOUT);
-                        toc->hdr.last_track = (u8)BIN2BCD(CDROM_LEADOUT);
+                        toc->hdr.first_track = (u8)bin2bcd(CDROM_LEADOUT);
+                        toc->hdr.last_track = (u8)bin2bcd(CDROM_LEADOUT);
                 } else {
                         toc->hdr.first_track = CDROM_LEADOUT;
                         toc->hdr.last_track = CDROM_LEADOUT;
@@ -1466,14 +1470,14 @@ int ide_cd_read_toc(ide_drive_t *drive, struct request_sense *sense)
         toc->hdr.toc_length = be16_to_cpu(toc->hdr.toc_length);
 
         if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD) {
-                toc->hdr.first_track = BCD2BIN(toc->hdr.first_track);
-                toc->hdr.last_track  = BCD2BIN(toc->hdr.last_track);
+                toc->hdr.first_track = bcd2bin(toc->hdr.first_track);
+                toc->hdr.last_track  = bcd2bin(toc->hdr.last_track);
         }
 
         for (i = 0; i <= ntracks; i++) {
                 if (drive->atapi_flags & IDE_AFLAG_TOCADDR_AS_BCD) {
                         if (drive->atapi_flags & IDE_AFLAG_TOCTRACKS_AS_BCD)
-                                toc->ent[i].track = BCD2BIN(toc->ent[i].track);
+                                toc->ent[i].track = bcd2bin(toc->ent[i].track);
                         msf_from_bcd(&toc->ent[i].addr.msf);
                 }
                 toc->ent[i].addr.lba = msf_to_lba(toc->ent[i].addr.msf.minute,