diff options
| -rw-r--r-- | block/blk-settings.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/block/blk-settings.c b/block/blk-settings.c index bb192d776bdb..a7a794baba72 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -320,8 +320,12 @@ int blk_validate_limits(struct queue_limits *lim) pr_warn("Invalid logical block size (%d)\n", lim->logical_block_size); return -EINVAL; } - if (lim->physical_block_size < lim->logical_block_size) + if (lim->physical_block_size < lim->logical_block_size) { lim->physical_block_size = lim->logical_block_size; + } else if (!is_power_of_2(lim->physical_block_size)) { + pr_warn("Invalid physical block size (%d)\n", lim->physical_block_size); + return -EINVAL; + } /* * The minimum I/O size defaults to the physical block size unless |