cifs: Convert struct cifsFileInfo to use a kuid
Eric W. Biederman [Wed, 6 Feb 2013 10:23:02 +0000 (02:23 -0800)]
Cc: Steve French <smfrench@gmail.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>

fs/cifs/cifsglob.h
fs/cifs/file.c

index 98312fd..04aa74e 100644 (file)
@@ -930,7 +930,7 @@ struct cifsFileInfo {
        struct list_head tlist; /* pointer to next fid owned by tcon */
        struct list_head flist; /* next fid (file instance) for this inode */
        struct cifs_fid_locks *llist;   /* brlocks held by this fid */
-       unsigned int uid;       /* allows finding which FileInfo structure */
+       kuid_t uid;             /* allows finding which FileInfo structure */
        __u32 pid;              /* process id who opened file */
        struct cifs_fid fid;    /* file id from remote */
        /* BB add lock scope info here if needed */ ;
index b9baf5f..c23fbd8 100644 (file)
@@ -1649,7 +1649,7 @@ struct cifsFileInfo *find_readable_file(struct cifsInodeInfo *cifs_inode,
           are always at the end of the list but since the first entry might
           have a close pending, we go through the whole list */
        list_for_each_entry(open_file, &cifs_inode->openFileList, flist) {
-               if (fsuid_only && open_file->uid != current_fsuid())
+               if (fsuid_only && !uid_eq(open_file->uid, current_fsuid()))
                        continue;
                if (OPEN_FMODE(open_file->f_flags) & FMODE_READ) {
                        if (!open_file->invalidHandle) {
@@ -1702,7 +1702,7 @@ refind_writable:
        list_for_each_entry(open_file, &cifs_inode->openFileList, flist) {
                if (!any_available && open_file->pid != current->tgid)
                        continue;
-               if (fsuid_only && open_file->uid != current_fsuid())
+               if (fsuid_only && !uid_eq(open_file->uid, current_fsuid()))
                        continue;
                if (OPEN_FMODE(open_file->f_flags) & FMODE_WRITE) {
                        if (!open_file->invalidHandle) {