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3a86ef8c46
* mac80211: brcm: backport remaining 5.6 kernel patches
* mac80211: fix brcmfmac monitor interface crash
This fixes bug in brcmfmac *exposed* by ipv6/addrconf fix.
Fixes: 6e4453aecc22 ("kernel: backport out-of-memory fix for non-Ethernet devices")
Signed-off-by: Rafał Miłecki <rafal@milecki.pl>
Co-authored-by: Rafał Miłecki <rafal@milecki.pl>
29 lines
1014 B
Diff
29 lines
1014 B
Diff
From 1524cbf3621576c639405e7aabeac415f9617c8d Mon Sep 17 00:00:00 2001
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From: Adrian Ratiu <adrian.ratiu@collabora.com>
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Date: Wed, 25 Sep 2019 16:44:57 +0300
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Subject: [PATCH] brcmfmac: don't WARN when there are no requests
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When n_reqs == 0 there is nothing to do so it doesn't make sense to
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search for requests and issue a warning because none is found.
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Signed-off-by: Martyn Welch <martyn.welch@collabora.com>
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Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
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Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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---
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drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c | 4 ++++
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1 file changed, 4 insertions(+)
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--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
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+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/pno.c
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@@ -57,6 +57,10 @@ static int brcmf_pno_remove_request(stru
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mutex_lock(&pi->req_lock);
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+ /* Nothing to do if we have no requests */
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+ if (pi->n_reqs == 0)
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+ goto done;
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+
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/* find request */
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for (i = 0; i < pi->n_reqs; i++) {
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if (pi->reqs[i]->reqid == reqid)
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