From b8fdecbfd0a0cdbbb17b902a6be87c84227b9b11 Mon Sep 17 00:00:00 2001 From: Sasha Levitskiy Date: Thu, 25 Oct 2012 15:07:02 -0700 Subject: Add parameter checking and error reporting to wpa_blacklist API. Bug: 7423119 Change-Id: Iae85361aa0dc94a75bffd07deef451c85e3d9d96 Signed-off-by: Sasha Levitskiy --- wpa_supplicant/blacklist.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'wpa_supplicant/blacklist.c') diff --git a/wpa_supplicant/blacklist.c b/wpa_supplicant/blacklist.c index fa8014c..2e01e7f 100644 --- a/wpa_supplicant/blacklist.c +++ b/wpa_supplicant/blacklist.c @@ -23,6 +23,9 @@ struct wpa_blacklist * wpa_blacklist_get(struct wpa_supplicant *wpa_s, { struct wpa_blacklist *e; + if (wpa_s == NULL || bssid == NULL) + return NULL; + e = wpa_s->blacklist; while (e) { if (os_memcmp(e->bssid, bssid, ETH_ALEN) == 0) @@ -54,6 +57,9 @@ int wpa_blacklist_add(struct wpa_supplicant *wpa_s, const u8 *bssid) { struct wpa_blacklist *e; + if (wpa_s == NULL || bssid == NULL) + return -1; + e = wpa_blacklist_get(wpa_s, bssid); if (e) { e->count++; @@ -87,6 +93,9 @@ int wpa_blacklist_del(struct wpa_supplicant *wpa_s, const u8 *bssid) { struct wpa_blacklist *e, *prev = NULL; + if (wpa_s == NULL || bssid == NULL) + return -1; + e = wpa_s->blacklist; while (e) { if (os_memcmp(e->bssid, bssid, ETH_ALEN) == 0) { -- cgit v1.1