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author | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-10-06 12:49:31 +0200 |
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committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2016-10-08 09:41:26 +0200 |
commit | 757228b137263a3f9927940744255236c64a4fd7 (patch) | |
tree | 5aedfff8b75f86c9a4b1ee12a7788b4dfc19d6dd /package/kernel/mac80211/patches/657-0056-rtl8xxxu-Fix-memory-leak-in-handling-rxdesc16-packet.patch | |
parent | 7cc89af93781b72090c7603a8a5210a6d54d5163 (diff) | |
download | upstream-757228b137263a3f9927940744255236c64a4fd7.tar.gz upstream-757228b137263a3f9927940744255236c64a4fd7.tar.bz2 upstream-757228b137263a3f9927940744255236c64a4fd7.zip |
mac80211: update rtl8xxxu patches
Adds the latest patches from Jes Sorensen for rtl8xxxu, which improve
rtl8732bu, rtl8192eu and rtl8188eu support.
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'package/kernel/mac80211/patches/657-0056-rtl8xxxu-Fix-memory-leak-in-handling-rxdesc16-packet.patch')
-rw-r--r-- | package/kernel/mac80211/patches/657-0056-rtl8xxxu-Fix-memory-leak-in-handling-rxdesc16-packet.patch | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/package/kernel/mac80211/patches/657-0056-rtl8xxxu-Fix-memory-leak-in-handling-rxdesc16-packet.patch b/package/kernel/mac80211/patches/657-0056-rtl8xxxu-Fix-memory-leak-in-handling-rxdesc16-packet.patch deleted file mode 100644 index 15371f0477..0000000000 --- a/package/kernel/mac80211/patches/657-0056-rtl8xxxu-Fix-memory-leak-in-handling-rxdesc16-packet.patch +++ /dev/null @@ -1,34 +0,0 @@ -From 5214760261aead3d3546b594e5b7021514ef76d1 Mon Sep 17 00:00:00 2001 -From: Jes Sorensen <Jes.Sorensen@redhat.com> -Date: Wed, 28 Sep 2016 14:48:51 -0400 -Subject: [PATCH] rtl8xxxu: Fix memory leak in handling rxdesc16 packets - -A device running without RX package aggregation could return more data -in the USB packet than the actual network packet. In this case the -could would clone the skb but then determine that that there was no -packet to handle and exit without freeing the cloned skb first. - -This has so far only been observed with 8188eu devices, but could -affect others. - -Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com> ---- - drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 7 ++++++- - 1 file changed, 6 insertions(+), 1 deletion(-) - ---- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c -+++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c -@@ -5296,7 +5296,12 @@ int rtl8xxxu_parse_rxdesc16(struct rtl8x - pkt_offset = roundup(pkt_len + drvinfo_sz + desc_shift + - sizeof(struct rtl8xxxu_rxdesc16), 128); - -- if (pkt_cnt > 1) -+ /* -+ * Only clone the skb if there's enough data at the end to -+ * at least cover the rx descriptor -+ */ -+ if (pkt_cnt > 1 && -+ urb_len > (pkt_offset + sizeof(struct rtl8xxxu_rxdesc16))) - next_skb = skb_clone(skb, GFP_ATOMIC); - - rx_status = IEEE80211_SKB_RXCB(skb); |