diff options
Diffstat (limited to 'shell/hush.c')
| -rw-r--r-- | shell/hush.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/shell/hush.c b/shell/hush.c index 6b8f1c8..9403e1f 100644 --- a/shell/hush.c +++ b/shell/hush.c @@ -6617,7 +6617,7 @@ static NOINLINE int expand_one_var(o_string *output, int n, exp_word = p; p = strchr(p, SPECIAL_VAR_SYMBOL); *p = '\0'; - vallen = strlen(val); + vallen = val ? strlen(val) : 0; if (beg < 0) { /* negative beg counts from the end */ beg = (arith_t)vallen + beg; |