hostap: Don't use create_proc_read_entry()

Don't use create_proc_read_entry() as that is deprecated, but rather use
proc_create_data() and seq_file instead.

Signed-off-by: David Howells <dhowells@redhat.com>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
cc: Jouni Malinen <j@w1.fi>
cc: John W. Linville <linville@tuxdriver.com>
cc: Johannes Berg <johannes@sipsolutions.net>
cc: linux-wireless@vger.kernel.org
cc: netdev@vger.kernel.org
cc: devel@driverdev.osuosl.org
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/net/wireless/lib80211_crypt_ccmp.c b/net/wireless/lib80211_crypt_ccmp.c
index 1526c21..dc0e59e 100644
--- a/net/wireless/lib80211_crypt_ccmp.c
+++ b/net/wireless/lib80211_crypt_ccmp.c
@@ -430,24 +430,23 @@
 	return CCMP_TK_LEN;
 }
 
-static char *lib80211_ccmp_print_stats(char *p, void *priv)
+static void lib80211_ccmp_print_stats(struct seq_file *m, void *priv)
 {
 	struct lib80211_ccmp_data *ccmp = priv;
 
-	p += sprintf(p, "key[%d] alg=CCMP key_set=%d "
-		     "tx_pn=%02x%02x%02x%02x%02x%02x "
-		     "rx_pn=%02x%02x%02x%02x%02x%02x "
-		     "format_errors=%d replays=%d decrypt_errors=%d\n",
-		     ccmp->key_idx, ccmp->key_set,
-		     ccmp->tx_pn[0], ccmp->tx_pn[1], ccmp->tx_pn[2],
-		     ccmp->tx_pn[3], ccmp->tx_pn[4], ccmp->tx_pn[5],
-		     ccmp->rx_pn[0], ccmp->rx_pn[1], ccmp->rx_pn[2],
-		     ccmp->rx_pn[3], ccmp->rx_pn[4], ccmp->rx_pn[5],
-		     ccmp->dot11RSNAStatsCCMPFormatErrors,
-		     ccmp->dot11RSNAStatsCCMPReplays,
-		     ccmp->dot11RSNAStatsCCMPDecryptErrors);
-
-	return p;
+	seq_printf(m,
+		   "key[%d] alg=CCMP key_set=%d "
+		   "tx_pn=%02x%02x%02x%02x%02x%02x "
+		   "rx_pn=%02x%02x%02x%02x%02x%02x "
+		   "format_errors=%d replays=%d decrypt_errors=%d\n",
+		   ccmp->key_idx, ccmp->key_set,
+		   ccmp->tx_pn[0], ccmp->tx_pn[1], ccmp->tx_pn[2],
+		   ccmp->tx_pn[3], ccmp->tx_pn[4], ccmp->tx_pn[5],
+		   ccmp->rx_pn[0], ccmp->rx_pn[1], ccmp->rx_pn[2],
+		   ccmp->rx_pn[3], ccmp->rx_pn[4], ccmp->rx_pn[5],
+		   ccmp->dot11RSNAStatsCCMPFormatErrors,
+		   ccmp->dot11RSNAStatsCCMPReplays,
+		   ccmp->dot11RSNAStatsCCMPDecryptErrors);
 }
 
 static struct lib80211_crypto_ops lib80211_crypt_ccmp = {