The commit "btrfs: scrub: inline helper scrub_setup_wr_ctx" inlined a
helper but wrongly sets up the target device. Incidentally there's a
local variable with the same name as a parameter in the previous
function, so this got caught during runtime as crash in test btrfs/027.
Reported-by: Chris Mason <c...@fb.com>
Signed-off-by: David Sterba <dste...@suse.com>
---
fs/btrfs/scrub.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 58a249cd5adc..738e784ba20d 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -714,9 +714,9 @@ struct scrub_ctx *scrub_setup_ctx(struct btrfs_device *dev,
int is_dev_replace)
mutex_init(&sctx->wr_lock);
sctx->wr_curr_bio = NULL;
if (is_dev_replace) {
- WARN_ON(!dev->bdev);
+ WARN_ON(!fs_info->dev_replace.tgtdev);
sctx->pages_per_wr_bio = SCRUB_PAGES_PER_WR_BIO;
- sctx->wr_tgtdev = dev;
+ sctx->wr_tgtdev = fs_info->dev_replace.tgtdev;
atomic_set(&sctx->flush_all_writes, 0);
}
--
2.13.0
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