error check for strrchr() NULL return value in print_spice_element()

2020-10-24 03:15:08 +02:00 · 2020-10-24 03:15:08 +02:00 · 41e5d02edb
parent 032bbf6f24
commit 41e5d02edb
1 changed files with 2 additions and 1 deletions
--- a/src/token.c
+++ b/src/token.c
@ -1658,7 +1658,8 @@ void print_spice_element(FILE *fd, int inst)
  }
  /* do a second round of substitutions, but without calling tcl */
  if(result && strstr(result, "eval(") == result) {
-    strrchr(result, ')')[0]= '\0';
+    char *c = strrchr(result, ')');
+    if(c) *c = '\0';
    my_strdup2(88, &result, translate(inst, result+5));
  }
  fprintf(fd, "%s", result);