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authorAl Viro <viro@zeniv.linux.org.uk>2021-03-01 20:37:10 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2021-03-08 10:19:35 -0500
commit6e3e2c4362e41a2f18e3f7a5ad81bd2f49a47b85 (patch)
treeef51a46d8ebbfa4300e6fa4f1c20b171b351bf13 /fs/9p/vfs_inode.c
parenta38fd8748464831584a19438cbb3082b5a2dab15 (diff)
downloadlinux-6e3e2c4362e41a2f18e3f7a5ad81bd2f49a47b85.tar.bz2
new helper: inode_wrong_type()
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>
Diffstat (limited to 'fs/9p/vfs_inode.c')
-rw-r--r--fs/9p/vfs_inode.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 8d97f0b45e9c..795706520b5e 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -399,7 +399,7 @@ static int v9fs_test_inode(struct inode *inode, void *data)
umode = p9mode2unixmode(v9ses, st, &rdev);
/* don't match inode of different type */
- if ((inode->i_mode & S_IFMT) != (umode & S_IFMT))
+ if (inode_wrong_type(inode, umode))
return 0;
/* compare qid details */
@@ -1390,7 +1390,7 @@ int v9fs_refresh_inode(struct p9_fid *fid, struct inode *inode)
* Don't update inode if the file type is different
*/
umode = p9mode2unixmode(v9ses, st, &rdev);
- if ((inode->i_mode & S_IFMT) != (umode & S_IFMT))
+ if (inode_wrong_type(inode, umode))
goto out;
/*