[PATCH 1/1] block: add default clause for unsupported T10_PI types

[Max Gurtovoy <maxg@xxxxxxxxxxxx>]

kbuild robot reported the following warning:

block/t10-pi.c: In function 't10_pi_verify':
block/t10-pi.c:62:3: warning: enumeration value 'T10_PI_TYPE0_PROTECTION'
                     not handled in switch [-Wswitch]
      switch (type) {
      ^~~~~~

Reported-by: kbuild test robot <lkp@xxxxxxxxx>
Signed-off-by: Max Gurtovoy <maxg@xxxxxxxxxxxx>
---
 block/t10-pi.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/block/t10-pi.c b/block/t10-pi.c
index 0c0120a..57f304a 100644
--- a/block/t10-pi.c
+++ b/block/t10-pi.c
@@ -79,6 +79,9 @@ static blk_status_t t10_pi_verify(struct blk_integrity_iter *iter,
 			    pi->ref_tag == T10_PI_REF_ESCAPE)
 				goto next;
 			break;
+		default:
+			/* Currently we support only TYPE1/2/3 */
+			BUG();
 		}
 
 		csum = fn(iter->data_buf, iter->interval);
-- 
1.8.3.1