diff options
| -rw-r--r-- | grep.c | 14 |
1 files changed, 9 insertions, 5 deletions
@@ -769,11 +769,11 @@ static void free_pattern_expr(struct grep_expr *x) free(x); } -void free_grep_patterns(struct grep_opt *opt) +static void free_grep_pat(struct grep_pat *pattern) { struct grep_pat *p, *n; - for (p = opt->pattern_list; p; p = n) { + for (p = pattern; p; p = n) { n = p->next; switch (p->token) { case GREP_PATTERN: /* atom */ @@ -790,10 +790,14 @@ void free_grep_patterns(struct grep_opt *opt) } free(p); } +} - if (!opt->pattern_expression) - return; - free_pattern_expr(opt->pattern_expression); +void free_grep_patterns(struct grep_opt *opt) +{ + free_grep_pat(opt->pattern_list); + + if (opt->pattern_expression) + free_pattern_expr(opt->pattern_expression); } static const char *end_of_line(const char *cp, unsigned long *left) |