Messages in this thread Patch in this message | | | From | Wu Bo <> | Subject | [PATCH 1/2] crypto: af_alg - use DIV_ROUND_UP helper macro for calculations | Date | Tue, 25 May 2021 16:15:19 +0800 |
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From: Wu Bo <wubo40@huawei.com>
Replace open coded divisor calculations with the DIV_ROUND_UP kernel macro for better readability.
Signed-off-by: Wu Bo <wubo40@huawei.com> --- crypto/af_alg.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/crypto/af_alg.c b/crypto/af_alg.c index 18cc82d..8bd288d 100644 --- a/crypto/af_alg.c +++ b/crypto/af_alg.c @@ -411,7 +411,7 @@ int af_alg_make_sg(struct af_alg_sgl *sgl, struct iov_iter *iter, int len) if (n < 0) return n; - npages = (off + n + PAGE_SIZE - 1) >> PAGE_SHIFT; + npages = DIV_ROUND_UP(off + n, PAGE_SIZE); if (WARN_ON(npages == 0)) return -EINVAL; /* Add one extra for linking */ -- 1.8.3.1
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