All new files and directories in configfs are owned by root, regardless
of the process which creates them. Fix this by preserving filesystem
semantics and assigning the uid and gid of the current process to all
new items in configfs.
Signed-off-by: Vlad Dogaru <vlad.dogaru@xxxxxxxxx>
---
fs/configfs/dir.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index c81ce7f..f05dfa8 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -31,6 +31,8 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/err.h>
+#include <linux/sched.h>
+#include <linux/cred.h>
#include <linux/configfs.h>
#include "configfs_internal.h"
@@ -245,6 +247,9 @@ static void init_dir(struct inode * inode)
inode->i_op = &configfs_dir_inode_operations;
inode->i_fop = &configfs_dir_operations;
+ inode->i_uid = current_fsuid();
+ inode->i_gid = current_fsgid();
+
/* directory inodes start off with i_nlink == 2 (for "." entry) */
inc_nlink(inode);
}
@@ -253,6 +258,9 @@ static void configfs_init_file(struct inode * inode)
{
inode->i_size = PAGE_SIZE;
inode->i_fop = &configfs_file_operations;
+
+ inode->i_uid = current_fsuid();
+ inode->i_gid = current_fsgid();
}
static void init_symlink(struct inode * inode)
--
1.9.1
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