Messages in this thread Patch in this message | | | From | Ben Hutchings <> | Date | Mon, 14 Nov 2016 00:14:20 +0000 | Subject | [PATCH 3.16 091/346] brcmsmac: Initialize power in brcms_c_stf_ss_algo_channel_get() |
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3.16.39-rc1 review patch. If anyone has any objections, please let me know.
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From: Florian Fainelli <f.fainelli@gmail.com>
commit f823a2aa8f4674c095a5413b9e3ba12d82df06f2 upstream.
wlc_phy_txpower_get_current() does a logical OR of power->flags, which presumes that power.flags was initiliazed earlier by the caller, unfortunately, this is not the case, so make sure we zero out the struct tx_power before calling into wlc_phy_txpower_get_current().
Reported-by: coverity (CID 146011) Fixes: 5b435de0d7868 ("net: wireless: add brcm80211 drivers") Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> [bwh: Backported to 3.16: adjust filename] Signed-off-by: Ben Hutchings <ben@decadent.org.uk> --- drivers/net/wireless/brcm80211/brcmsmac/stf.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/wireless/brcm80211/brcmsmac/stf.c +++ b/drivers/net/wireless/brcm80211/brcmsmac/stf.c @@ -87,7 +87,7 @@ void brcms_c_stf_ss_algo_channel_get(struct brcms_c_info *wlc, u16 *ss_algo_channel, u16 chanspec) { - struct tx_power power; + struct tx_power power = { }; u8 siso_mcs_id, cdd_mcs_id, stbc_mcs_id; /* Clear previous settings */
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