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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-31 10:44:28 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-31 10:44:28 +0300
commit910cc9537302caddc9777cf3ae2f5582730380c9 (patch)
tree0dd42f4dd712fb6901b4f8c12f85508a7ad5b1ef /drivers/md/dm-snap.c
parentfad92b11047a748c996ebd6cfb164a63814eeb2e (diff)
parent8124c8a6b35386f73523d27eacb71b5364a68c4c (diff)
downloadlinux-910cc9537302caddc9777cf3ae2f5582730380c9.tar.xz
Merge 5.13-rc4 into tty-next
We need the tty/serial fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/md/dm-snap.c')
-rw-r--r--drivers/md/dm-snap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index a2acb014c13a..751ec5ea1dbb 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -855,7 +855,7 @@ static int dm_add_exception(void *context, chunk_t old, chunk_t new)
static uint32_t __minimum_chunk_size(struct origin *o)
{
struct dm_snapshot *snap;
- unsigned chunk_size = 0;
+ unsigned chunk_size = rounddown_pow_of_two(UINT_MAX);
if (o)
list_for_each_entry(snap, &o->snapshots, list)
@@ -1409,6 +1409,7 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
if (!s->store->chunk_size) {
ti->error = "Chunk size not set";
+ r = -EINVAL;
goto bad_read_metadata;
}