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author | Sascha Hauer <s.hauer@pengutronix.de> | 2018-09-12 09:07:00 +0200 |
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committer | Sascha Hauer <s.hauer@pengutronix.de> | 2018-09-17 09:33:54 +0200 |
commit | 1bcddfb3215c27a87e86190cf492aaa68fd0019f (patch) | |
tree | 5e91f5e94f428b8f77da88d2037a1dae3ac8e0fb | |
parent | c4eea235ecda4d7064f494384624ebd50e815f56 (diff) | |
download | barebox-1bcddfb3215c27a87e86190cf492aaa68fd0019f.tar.gz barebox-1bcddfb3215c27a87e86190cf492aaa68fd0019f.tar.xz |
fs: devfs: fix r/w permissions
The real r/w flags were lost in the switch to dentry cache
implementation. Restore them.
Fixes: 9137c41915 ("fs: devfs: Switch to dentry cache implementation")
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r-- | fs/devfs.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/devfs.c b/fs/devfs.c index 84c619f1ed..d2b801036e 100644 --- a/fs/devfs.c +++ b/fs/devfs.c @@ -251,10 +251,15 @@ static struct dentry *devfs_lookup(struct inode *dir, struct dentry *dentry, if (!cdev) return ERR_PTR(-ENOENT); - inode = devfs_get_inode(dir->i_sb, dir, S_IFCHR | S_IRWXUGO); + inode = devfs_get_inode(dir->i_sb, dir, S_IFCHR); if (!inode) return ERR_PTR(-ENOMEM); + if (cdev->ops->write) + inode->i_mode |= S_IWUSR; + if (cdev->ops->read) + inode->i_mode |= S_IRUSR; + dinode = container_of(inode, struct devfs_inode, inode); inode->i_size = cdev->size; |