From: Jes Sorensen <Jes.Sorensen@redhat.com>
Date: Tue, 15 Apr 2014 17:44:03 +0000 (+0200)
Subject: staging: rtl8723au: Use const * for parsing wpa IEs
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=95c4345abf22a447c39efe41d3f66bfb645ce13c;p=deliverable%2Flinux.git

staging: rtl8723au: Use const * for parsing wpa IEs

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/rtl8723au/core/rtw_ieee80211.c b/drivers/staging/rtl8723au/core/rtw_ieee80211.c
index d7a6b47b49b3..88631a713a5d 100644
--- a/drivers/staging/rtl8723au/core/rtw_ieee80211.c
+++ b/drivers/staging/rtl8723au/core/rtw_ieee80211.c
@@ -514,7 +514,7 @@ unsigned char *rtw_get_wpa2_ie23a(unsigned char *pie, int *rsn_ie_len, int limit
 	return rtw_get_ie23a(pie, _WPA2_IE_ID_, rsn_ie_len, limit);
 }
 
-int rtw_get_wpa_cipher_suite23a(u8 *s)
+int rtw_get_wpa_cipher_suite23a(const u8 *s)
 {
 	if (!memcmp(s, WPA_CIPHER_SUITE_NONE23A, WPA_SELECTOR_LEN))
 		return WPA_CIPHER_NONE;
@@ -530,7 +530,7 @@ int rtw_get_wpa_cipher_suite23a(u8 *s)
 	return 0;
 }
 
-int rtw_get_wpa2_cipher_suite23a(u8 *s)
+int rtw_get_wpa2_cipher_suite23a(const u8 *s)
 {
 	if (!memcmp(s, RSN_CIPHER_SUITE_NONE23A, RSN_SELECTOR_LEN))
 		return WPA_CIPHER_NONE;
@@ -546,11 +546,11 @@ int rtw_get_wpa2_cipher_suite23a(u8 *s)
 	return 0;
 }
 
-int rtw_parse_wpa_ie23a(u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
+int rtw_parse_wpa_ie23a(const u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x)
 {
 	int i, ret = _SUCCESS;
 	int left, count;
-	u8 *pos;
+	const u8 *pos;
 	u8 SUITE_1X[4] = {0x00, 0x50, 0xf2, 1};
 
 	if (wpa_ie_len <= 0) {
@@ -626,12 +626,12 @@ int rtw_parse_wpa_ie23a(u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pair
 	return ret;
 }
 
-int rtw_parse_wpa2_ie23a(u8* rsn_ie, int rsn_ie_len, int *group_cipher,
+int rtw_parse_wpa2_ie23a(const u8* rsn_ie, int rsn_ie_len, int *group_cipher,
 		      int *pairwise_cipher, int *is_8021x)
 {
 	int i, ret = _SUCCESS;
 	int left, count;
-	u8 *pos;
+	const u8 *pos;
 	u8 SUITE_1X[4] = {0x00, 0x0f, 0xac, 0x01};
 
 	if (rsn_ie_len <= 0) {
@@ -1277,10 +1277,11 @@ int ieee80211_is_empty_essid23a(const char *essid, int essid_len)
 static int rtw_get_cipher_info(struct wlan_network *pnetwork)
 {
 	u32 wpa_ielen;
-	unsigned char *pbuf;
+	const u8 *pbuf;
 	int group_cipher = 0, pairwise_cipher = 0, is8021x = 0;
 	int ret = _FAIL;
 	int r;
+
 	pbuf = rtw_get_wpa_ie23a(&pnetwork->network.IEs[12], &wpa_ielen,
 			      pnetwork->network.IELength - 12);
 
diff --git a/drivers/staging/rtl8723au/include/ieee80211.h b/drivers/staging/rtl8723au/include/ieee80211.h
index f2824c3c2f9c..b82f3150cfcf 100644
--- a/drivers/staging/rtl8723au/include/ieee80211.h
+++ b/drivers/staging/rtl8723au/include/ieee80211.h
@@ -539,10 +539,10 @@ void rtw_set_supported_rate23a(u8* SupportedRates, uint mode) ;
 
 unsigned char *rtw_get_wpa_ie23a(unsigned char *pie, int *wpa_ie_len, int limit);
 unsigned char *rtw_get_wpa2_ie23a(unsigned char *pie, int *rsn_ie_len, int limit);
-int rtw_get_wpa_cipher_suite23a(u8 *s);
-int rtw_get_wpa2_cipher_suite23a(u8 *s);
-int rtw_parse_wpa_ie23a(u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
-int rtw_parse_wpa2_ie23a(u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
+int rtw_get_wpa_cipher_suite23a(const u8 *s);
+int rtw_get_wpa2_cipher_suite23a(const u8 *s);
+int rtw_parse_wpa_ie23a(const u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
+int rtw_parse_wpa2_ie23a(const u8* wpa_ie, int wpa_ie_len, int *group_cipher, int *pairwise_cipher, int *is_8021x);
 
 int rtw_get_sec_ie23a(u8 *in_ie,uint in_len,u8 *rsn_ie,u16 *rsn_len,u8 *wpa_ie,u16 *wpa_len);