Use the proper helper to read the block device size.
Signed-off-by: Christoph Hellwig <h...@lst.de>
Acked-by: Kees Cook <keesc...@chromium.org>
---
fs/pstore/blk.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/fs/pstore/blk.c b/fs/pstore/blk.c
index 04ce58c939a0b..5d1fbaffd66a1 100644
--- a/fs/pstore/blk.c
+++ b/fs/pstore/blk.c
@@ -205,7 +205,6 @@ static ssize_t psblk_generic_blk_write(const char *buf,
size_t bytes,
static int __register_pstore_blk(struct pstore_device_info *dev,
const char *devpath)
{
- struct inode *inode;
int ret = -ENODEV;
lockdep_assert_held(&pstore_blk_lock);
@@ -217,14 +216,13 @@ static int __register_pstore_blk(struct
pstore_device_info *dev,
goto err;
}
- inode = file_inode(psblk_file);
- if (!S_ISBLK(inode->i_mode)) {
+ if (!S_ISBLK(file_inode(psblk_file)->i_mode)) {
pr_err("'%s' is not block device!\n", devpath);
goto err_fput;
}
- inode = I_BDEV(psblk_file->f_mapping->host)->bd_inode;
- dev->zone.total_size = i_size_read(inode);
+ dev->zone.total_size =
+ bdev_nr_bytes(I_BDEV(psblk_file->f_mapping->host));
ret = __register_pstore_device(dev);
if (ret)
--
2.30.2
--
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