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authorLi Nan <linan122@huawei.com>2025-02-27 15:55:01 +0800
committerJens Axboe <axboe@kernel.dk>2025-03-06 08:03:28 -0700
commit37446680dfbfbba7cbedd680047182f70a0b857b (patch)
tree7817fc55a8532bfec49623227bdb53f9d56882a9 /block
parent7f500f0a59b1d7345a05ec4ae703babf34b7e470 (diff)
badblocks: fix the using of MAX_BADBLOCKS
The number of badblocks cannot exceed MAX_BADBLOCKS, but it should be allowed to equal MAX_BADBLOCKS. Fixes: aa511ff8218b ("badblocks: switch to the improved badblock handling code") Fixes: c3c6a86e9efc ("badblocks: add helper routines for badblock ranges handling") Signed-off-by: Li Nan <linan122@huawei.com> Reviewed-by: Zhu Yanjun <yanjun.zhu@linux.dev> Reviewed-by: Yu Kuai <yukuai3@huawei.com> Acked-by: Coly Li <colyli@kernel.org> Link: https://lore.kernel.org/r/20250227075507.151331-7-zhengqixing@huaweicloud.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/badblocks.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/block/badblocks.c b/block/badblocks.c
index 88f27d4f3856..43430bd3efa7 100644
--- a/block/badblocks.c
+++ b/block/badblocks.c
@@ -700,7 +700,7 @@ static bool can_front_overwrite(struct badblocks *bb, int prev,
*extra = 2;
}
- if ((bb->count + (*extra)) >= MAX_BADBLOCKS)
+ if ((bb->count + (*extra)) > MAX_BADBLOCKS)
return false;
return true;
@@ -1135,7 +1135,7 @@ re_clear:
if ((BB_OFFSET(p[prev]) < bad.start) &&
(BB_END(p[prev]) > (bad.start + bad.len))) {
/* Splitting */
- if ((bb->count + 1) < MAX_BADBLOCKS) {
+ if ((bb->count + 1) <= MAX_BADBLOCKS) {
len = front_splitting_clear(bb, prev, &bad);
bb->count += 1;
cleared++;