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 <[email protected]> Signed-off-by: Richard Weinberger <[email protected]>
vbatts · Aug 1, 2012 · d4afcba · d4afcba
1 parent b8a4209
commit d4afcba
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
@@ -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;