9c8e94bc0
Ingo van Lil
2018-01-07
Subject
ash: fail if 'shift' operand is out of range
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shell/ash.c+1 -1
| @@ -10858,7 +10858,7 @@ shiftcmd(int argc UNUSED_PARAM, char **argv) | |
| if (argv[1]) | |
| n = number(argv[1]); | |
| if (n > shellparam.nparam) | |
| - | n = 0; /* bash compat, was = shellparam.nparam; */ |
| + | return 1; |
| INT_OFF; | |
| shellparam.nparam -= n; | |
| for (ap1 = shellparam.p; --n >= 0; ap1++) { | |