um: fix ubd_file_size for read-only files

Made ubd_file_size not request write access. Fixes use of read-only images.

Signed-off-by: Martin Pärtel <martin.partel@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Martin Pärtel 2012-08-02 00:44:22 +02:00 committed by Richard Weinberger
parent b8a4209523
commit d4afcba95f

View File

@ -514,7 +514,7 @@ static inline int ubd_file_size(struct ubd *ubd_dev, __u64 *size_out)
goto out;
}
fd = os_open_file(ubd_dev->file, global_openflags, 0);
fd = os_open_file(ubd_dev->file, of_read(OPENFLAGS()), 0);
if (fd < 0)
return fd;