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authorAl Viro <viro@zeniv.linux.org.uk>2021-03-01 20:37:10 -0500
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-09-08 08:49:01 +0200
commit40ba433a85dbbf5b2e58f2ac6b161ce37ac872fc (patch)
tree841eff9e26bce82bf4111c4c4f0ca748660fc7f6 /fs/9p/vfs_inode_dotl.c
parentded9137fcf0d729dbe65aa98c411352f40b22970 (diff)
new helper: inode_wrong_type()
commit 6e3e2c4362e41a2f18e3f7a5ad81bd2f49a47b85 upstream. inode_wrong_type(inode, mode) returns true if setting inode->i_mode to given value would've changed the inode type. We have enough of those checks open-coded to make a helper worthwhile. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Amir Goldstein <amir73il@gmail.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/9p/vfs_inode_dotl.c')
-rw-r--r--fs/9p/vfs_inode_dotl.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/9p/vfs_inode_dotl.c b/fs/9p/vfs_inode_dotl.c
index 0028eccb665a..72b67d810b8c 100644
--- a/fs/9p/vfs_inode_dotl.c
+++ b/fs/9p/vfs_inode_dotl.c
@@ -59,7 +59,7 @@ static int v9fs_test_inode_dotl(struct inode *inode, void *data)
struct p9_stat_dotl *st = (struct p9_stat_dotl *)data;
/* don't match inode of different type */
- if ((inode->i_mode & S_IFMT) != (st->st_mode & S_IFMT))
+ if (inode_wrong_type(inode, st->st_mode))
return 0;
if (inode->i_generation != st->st_gen)
@@ -933,7 +933,7 @@ int v9fs_refresh_inode_dotl(struct p9_fid *fid, struct inode *inode)
/*
* Don't update inode if the file type is different
*/
- if ((inode->i_mode & S_IFMT) != (st->st_mode & S_IFMT))
+ if (inode_wrong_type(inode, st->st_mode))
goto out;
/*