diff options
Diffstat (limited to 'FICS/lists.c')
| -rw-r--r-- | FICS/lists.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/FICS/lists.c b/FICS/lists.c index 3c98256..9734cd7 100644 --- a/FICS/lists.c +++ b/FICS/lists.c @@ -174,6 +174,11 @@ list_print(FILE *fp, int p, enum ListWhich l) { List *gl; + if (fp == NULL) { + warnx("%s: invalid argument: null pointer detected", __func__); + return; + } + if ((gl = list_find(p, l)) != NULL) { for (int i = 0; i < gl->numMembers; i++) { if (fprintf(fp, "%s\n", gl->member[i]) < 0) |