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Subject[PATCH 1/1] device-dax: delete a redundancy check in dev_dax_validate_align()
Date
After we have done the alignment check for the length of each range, the
alignment check for dev_dax_size(dev_dax) is no longer needed, because it
get the sum of the length of each range.

Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
drivers/dax/bus.c | 7 -------
1 file changed, 7 deletions(-)

diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c
index 1efae11d947a..35f9238c0139 100644
--- a/drivers/dax/bus.c
+++ b/drivers/dax/bus.c
@@ -1109,16 +1109,9 @@ static ssize_t align_show(struct device *dev,

static ssize_t dev_dax_validate_align(struct dev_dax *dev_dax)
{
- resource_size_t dev_size = dev_dax_size(dev_dax);
struct device *dev = &dev_dax->dev;
int i;

- if (dev_size > 0 && !alloc_is_aligned(dev_dax, dev_size)) {
- dev_dbg(dev, "%s: align %u invalid for size %pa\n",
- __func__, dev_dax->align, &dev_size);
- return -EINVAL;
- }
-
for (i = 0; i < dev_dax->nr_range; i++) {
size_t len = range_len(&dev_dax->ranges[i].range);

--
2.26.0.106.g9fadedd

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