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authorRafał Miłecki <zajec5@gmail.com>2016-06-17 06:23:06 +0000
committerLuka Perkov <luka@openwrt.org>2016-06-19 19:46:03 +0200
commitb98da4b6234f74ace00e751e1fe999036efe88cc (patch)
tree6889837775268b6ed9e5f8cd66252eedaf1d40a5 /package/kernel/mac80211/patches/351-0001-brcmfmac-testing-the-wrong-variable-in-brcmf_rx_hdrp.patch
parent5f8010ad9bcbd51f18e313bde24f6769716f2511 (diff)
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mac80211: brcmfmac: backport fixes for 4.7 and 4.8
Signed-off-by: Rafał Miłecki <zajec5@gmail.com> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@49380 3c298f89-4303-0410-b956-a3cf2f4a3e73
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-rw-r--r--package/kernel/mac80211/patches/351-0001-brcmfmac-testing-the-wrong-variable-in-brcmf_rx_hdrp.patch39
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diff --git a/package/kernel/mac80211/patches/351-0001-brcmfmac-testing-the-wrong-variable-in-brcmf_rx_hdrp.patch b/package/kernel/mac80211/patches/351-0001-brcmfmac-testing-the-wrong-variable-in-brcmf_rx_hdrp.patch
new file mode 100644
index 0000000000..11c65a49ed
--- /dev/null
+++ b/package/kernel/mac80211/patches/351-0001-brcmfmac-testing-the-wrong-variable-in-brcmf_rx_hdrp.patch
@@ -0,0 +1,39 @@
+From: Dan Carpenter <dan.carpenter@oracle.com>
+Date: Tue, 19 Apr 2016 07:25:43 -0700
+Subject: [PATCH] brcmfmac: testing the wrong variable in brcmf_rx_hdrpull()
+
+Smatch complains about this code:
+
+ drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c:335 brcmf_rx_hdrpull()
+ error: we previously assumed '*ifp' could be null (see line 333)
+
+The problem is that we recently changed these from "ifp" to "*ifp" but
+there was one that we didn't update.
+
+- if (ret || !ifp || !ifp->ndev) {
++ if (ret || !(*ifp) || !(*ifp)->ndev) {
+ if (ret != -ENODATA && ifp)
+ ^^^
+- ifp->stats.rx_errors++;
++ (*ifp)->stats.rx_errors++;
+
+I have updated it to *ifp as well. We always call this function is a
+non-NULL "ifp" pointer, btw.
+
+Fixes: c462ebcdfe42 ('brcmfmac: create common function for handling brcmf_proto_hdrpull()')
+Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
+Acked-by: Arend van Spriel <arend@broadcom.com>
+Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
+---
+
+--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
++++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
+@@ -331,7 +331,7 @@ static int brcmf_rx_hdrpull(struct brcmf
+ ret = brcmf_proto_hdrpull(drvr, true, skb, ifp);
+
+ if (ret || !(*ifp) || !(*ifp)->ndev) {
+- if (ret != -ENODATA && ifp)
++ if (ret != -ENODATA && *ifp)
+ (*ifp)->stats.rx_errors++;
+ brcmu_pkt_buf_free_skb(skb);
+ return -ENODATA;