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Fixed null pointer seg fault in cmp function.

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FossilOrigin-Name: d0d1763f670212506f67155c605b0d693ba79c9b3ab51cd669e1495aa2a10978
This commit is contained in:
7u83@mail.ru 2015-05-01 11:00:16 +00:00
parent bc4aa16f9b
commit 25cd668ca7
1 changed files with 14 additions and 1 deletions
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15
src/capwap/action.c
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@ -149,7 +149,20 @@ static int cw_action_out_cmp(const void *elem1, const void *elem2)
if (r != 0)
return r;
r = strcmp(e1->item_id, e2->item_id);
if (!e1->item_id && !e2->item_id){
r=0;
}
else{
if (!e1->item_id) {
r = strcmp("", e2->item_id);
}
else if (!e2->item_id){
r = strcmp(e1->item_id,"");
}
else{
r = strcmp(e1->item_id, e2->item_id);
}
}
if (r != 0)
return r;