[Midnightbsd-cvs] src: imgact_shell.c: Avoid signed underflow when interpreter path is

[laffer1 at midnightbsd.org]

Log Message:
-----------
Avoid signed underflow when interpreter path is shorter than argv[0].

Modified Files:
--------------
    src/sys/kern:
        imgact_shell.c (r1.1.1.1 -> r1.2)
        (http://cvsweb.midnightbsd.org/src/sys/kern/imgact_shell.c?r1=1.1.1.1&r2=1.2)