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-rw-r--r--block/bio.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/bio.c b/block/bio.c
index ab59a491a883..d7fbc7adfc50 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -1792,6 +1792,8 @@ static int __init init_bio(void)
{
int i;
+ BUILD_BUG_ON(BIO_FLAG_LAST > 8 * sizeof_field(struct bio, bi_flags));
+
bio_integrity_init();
for (i = 0; i < ARRAY_SIZE(bvec_slabs); i++) {