X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fide%2Fide-disk.c;h=68b9cf0138b05f017427b24c958750bd77356ee8;hb=273b2578392bbf6e5c47a8a3d1ee461ce6fc7182;hp=28d85b410f7ce03361ddec4c957c930a9aa08518;hpb=bdee6ac7d1c9a4a9b65db1753b0bfa0b61361dde;p=linux-2.6 diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 28d85b410f..68b9cf0138 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -65,11 +65,10 @@ static struct ide_disk_obj *ide_disk_get(struct gendisk *disk) mutex_lock(&idedisk_ref_mutex); idkp = ide_disk_g(disk); if (idkp) { - kref_get(&idkp->kref); - if (ide_device_get(idkp->drive)) { - kref_put(&idkp->kref, ide_disk_release); + if (ide_device_get(idkp->drive)) idkp = NULL; - } + else + kref_get(&idkp->kref); } mutex_unlock(&idedisk_ref_mutex); return idkp; @@ -77,9 +76,11 @@ static struct ide_disk_obj *ide_disk_get(struct gendisk *disk) static void ide_disk_put(struct ide_disk_obj *idkp) { + ide_drive_t *drive = idkp->drive; + mutex_lock(&idedisk_ref_mutex); - ide_device_put(idkp->drive); kref_put(&idkp->kref, ide_disk_release); + ide_device_put(drive); mutex_unlock(&idedisk_ref_mutex); }