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| author | Ingo Molnar <mingo@elte.hu> | 2008-08-13 13:08:47 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-08-13 13:08:47 +0200 |
| commit | a12e61df4fa1cfae7a6b76976fa65a6fcb048e3f (patch) | |
| tree | 957c915298b299902aa80afa7c78e94c71b3dc25 /drivers/ide/ide-disk.c | |
| parent | x86: fix setup code crashes on my old 486 box (diff) | |
| parent | Linux 2.6.27-rc3 (diff) | |
| download | linux-a12e61df4fa1cfae7a6b76976fa65a6fcb048e3f.tar.xz linux-a12e61df4fa1cfae7a6b76976fa65a6fcb048e3f.zip | |
Merge commit 'v2.6.27-rc3' into x86/urgent
Diffstat (limited to 'drivers/ide/ide-disk.c')
| -rw-r--r-- | drivers/ide/ide-disk.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 28d85b410f7c..68b9cf0138b0 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); } |