0ba80e4fa
Denys Vlasenko
2017-07-17
Subject
hush: small fix to last commit
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shell/hush.c+1 -1
| @@ -5736,7 +5736,7 @@ static NOINLINE const char *expand_one_var(char **to_be_freed_pp, char *arg, cha | |
| if (len < 0) /* bash compat */ | |
| die_if_script("%s: substring expression < 0", var); | |
| } | |
| - | if (len == 0 || !val || beg >= strlen(val)) { |
| + | if (len <= 0 || !val || beg >= strlen(val)) { |
| arith_err: | |
| val = NULL; | |
| } else { | |