while filling the linux inode, using switch-case statement to check
the type of inode.
switch-case statement looks more clean here.
Signed-off-by: Pratik Shinde <pratikshinde320@xxxxxxxxx>
---
fs/erofs/inode.c | 18 ++++++++++++------
1 file changed, 12 insertions(+), 6 deletions(-)
diff --git a/fs/erofs/inode.c b/fs/erofs/inode.c
index 80f4fe9..6336cc1 100644
--- a/fs/erofs/inode.c
+++ b/fs/erofs/inode.c
@@ -190,22 +190,28 @@ static int fill_inode(struct inode *inode, int isdir)
err = read_inode(inode, data + ofs);
if (!err) {
/* setup the new inode */
- if (S_ISREG(inode->i_mode)) {
+ switch (inode->i_mode & S_IFMT) {
+ case S_IFREG:
inode->i_op = &erofs_generic_iops;
inode->i_fop = &generic_ro_fops;
- } else if (S_ISDIR(inode->i_mode)) {
+ break;
+ case S_IFDIR:
inode->i_op = &erofs_dir_iops;
inode->i_fop = &erofs_dir_fops;
- } else if (S_ISLNK(inode->i_mode)) {
+ break;
+ case S_IFLNK:
/* by default, page_get_link is used for symlink */
inode->i_op = &erofs_symlink_iops;
inode_nohighmem(inode);
- } else if (S_ISCHR(inode->i_mode) || S_ISBLK(inode->i_mode) ||
- S_ISFIFO(inode->i_mode) || S_ISSOCK(inode->i_mode)) {
+ break;
+ case S_IFCHR:
+ case S_IFBLK:
+ case S_IFIFO:
+ case S_IFSOCK:
inode->i_op = &erofs_generic_iops;
init_special_inode(inode, inode->i_mode, inode->i_rdev);
goto out_unlock;
- } else {
+ default:
err = -EFSCORRUPTED;
goto out_unlock;
}
--
2.9.3
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