The following addition `depends on !(file in "ext")` allows
to exclude `ext/` warnings reported by coccinelle scripts.
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>
This script finds cases of NULL dereferences where a variable
is dereferenced under a NULL test, even though it is known
to be NULL.
Signed-off-by: Himanshu Jha <himanshujha199640@gmail.com>