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staging: rtl8723au: collect_bss_info23a(): Eliminate smatch warning

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Make length an unsigned int. This should avoid Smatch warning that
'length' can go negative.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Jes Sorensen 2014-04-26 18:54:51 +02:00 committed by Greg Kroah-Hartman
parent 0b682c9bb6
commit 79a76349d5
1 changed files with 3 additions and 3 deletions
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6
drivers/staging/rtl8723au/core/rtw_mlme_ext.c
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@ -4469,18 +4469,18 @@ u8 collect_bss_info23a(struct rtw_adapter *padapter,
struct recv_frame *precv_frame,
struct wlan_bssid_ex *bssid)
{
int i, length;
int i;
const u8 *p;
struct sk_buff *skb = precv_frame->pkt;
struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *) skb->data;
int packet_len = skb->len;
unsigned int length;
u8 ie_offset;
struct registry_priv *pregistrypriv = &padapter->registrypriv;
struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv;
struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info;
u16 capab_info;
length = packet_len - sizeof(struct ieee80211_hdr_3addr);
length = skb->len - sizeof(struct ieee80211_hdr_3addr);
if (length > MAX_IE_SZ) {
/* DBG_8723A("IE too long for survey event\n"); */