diff options
| -rw-r--r-- | drivers/staging/zram/zram_drv.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/staging/zram/zram_drv.c b/drivers/staging/zram/zram_drv.c index 5ef6508a587..7ebf91d347f 100644 --- a/drivers/staging/zram/zram_drv.c +++ b/drivers/staging/zram/zram_drv.c @@ -528,8 +528,11 @@ static void zram_reset_device(struct zram *zram) size_t index; struct zram_meta *meta; - if (!zram->init_done) + down_write(&zram->init_lock); + if (!zram->init_done) { + up_write(&zram->init_lock); return; + } meta = zram->meta; zram->init_done = 0; @@ -550,6 +553,7 @@ static void zram_reset_device(struct zram *zram) zram->disksize = 0; set_capacity(zram->disk, 0); + up_write(&zram->init_lock); } static void zram_init_device(struct zram *zram, struct zram_meta *meta) |