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BAD tilman! what if the list is NULL! :) 

SVN revision: 13163
This commit is contained in:
Carsten Haitzler 2005-02-01 03:04:26 +00:00
parent 158467be52
commit 506138f572
1 changed files with 2 additions and 5 deletions
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7
legacy/evas/src/lib/data/evas_list.c
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@ -703,16 +703,14 @@ evas_list_nth_list(Evas_List *list, int n)
Evas_List *l; Evas_List *l;
/* check for non-existing nodes */ /* check for non-existing nodes */
if (n < 0 || n > list->count - 1) return NULL; if ((n < 0) || (n > list->count - 1) || (!list)) return NULL;
/* if the node is in the 2nd half of the list, search from the end /* if the node is in the 2nd half of the list, search from the end
* else, search from the beginning. * else, search from the beginning.
*/ */
if (n > list->count / 2) if (n > list->count / 2)
{ {
n = list->count - n - 1; for (i = list->count - 1, l = list->last; l; l = l->prev, i--)
for (i = 0, l = list->last; l; l = l->prev, i++)
{ {
if (i == n) return l; if (i == n) return l;
} }
@ -724,7 +722,6 @@ evas_list_nth_list(Evas_List *list, int n)
if (i == n) return l; if (i == n) return l;
} }
} }
return NULL; return NULL;
} }