kconfig: don't allocate n+1 elements in temporary array

[carl9170fw.git] / config / symbol.c

diff --git a/config/symbol.c b/config/symbol.c
index 020a0ac147e103ec65740fbd4b1d4ac20109fd2a..08d4401e646d8b043f1385cb81637ce66ea0184f 100644 (file)
--- a/config/symbol.c
+++ b/config/symbol.c
@@ -963,7 +963,7 @@ struct sym_match {
  * - first, symbols that match exactly
  * - then, alphabetical sort
  */
-static int sym_rel_comp( const void *sym1, const void *sym2 )
+static int sym_rel_comp(const void *sym1, const void *sym2)
 {
        struct sym_match *s1 = *(struct sym_match **)sym1;
        struct sym_match *s2 = *(struct sym_match **)sym2;
@@ -1010,13 +1010,12 @@ struct symbol **sym_re_search(const char *pattern)
                        continue;
                if (regexec(&re, sym->name, 1, match, 0))
                        continue;
-               if (cnt + 1 >= size) {
+               if (cnt >= size) {
                        void *tmp;
                        size += 16;
                        tmp = realloc(sym_match_arr, size * sizeof(struct sym_match *));
-                       if (!tmp) {
+                       if (!tmp)
                                goto sym_re_search_free;
-                       }
                        sym_match_arr = tmp;
                }
                sym_calc_value(sym);
@@ -1024,7 +1023,7 @@ struct symbol **sym_re_search(const char *pattern)
                if (!tmp_sym_match)
                        goto sym_re_search_free;
                tmp_sym_match->sym = sym;
-               /* As regexec return 0, we know we have a match, so
+               /* As regexec returned 0, we know we have a match, so
                 * we can use match[0].rm_[se]o without further checks
                 */
                tmp_sym_match->so = match[0].rm_so;