diff mbox

[1/3] ath9k: Decrease skb size to fit into one page.

Message ID 1294361165-15308-1-git-send-email-greearb@candelatech.com (mailing list archive)
State Not Applicable, archived
Headers show

Commit Message

Ben Greear Jan. 7, 2011, 12:46 a.m. UTC 
None
diff mbox

Patch

diff --git a/drivers/net/wireless/ath/ath9k/recv.c b/drivers/net/wireless/ath/ath9k/recv.c
index b2497b8..270661d 100644
--- a/drivers/net/wireless/ath/ath9k/recv.c
+++ b/drivers/net/wireless/ath/ath9k/recv.c
@@ -230,11 +230,11 @@  static int ath_rx_edma_init(struct ath_softc *sc, int nbufs)
 	int error = 0, i;
 	u32 size;
 
-
-	common->rx_bufsize = roundup(IEEE80211_MAX_MPDU_LEN +
-				     ah->caps.rx_status_len,
-				     min(common->cachelsz, (u16)64));
-
+	size = roundup(IEEE80211_MAX_MPDU_LEN + ah->caps.rx_status_len,
+		       min(common->cachelsz, (u16)64));
+	common->rx_bufsize = max_t(u32, size,
+				   SKB_MAX_ORDER(NET_SKB_PAD
+						 + common->cachelsz, 0));
 	ath9k_hw_set_rx_bufsize(ah, common->rx_bufsize -
 				    ah->caps.rx_status_len);