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wifi: brcmsmac: add gain range check to wlc_phy_iqcal_gainparams_nphy()

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In 'wlc_phy_iqcal_gainparams_nphy()', add gain range check to WARN()
instead of possible out-of-bounds 'tbl_iqcal_gainparams_nphy' access.
Compile tested only.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Acked-by: Arend van Spriel <arend.vanspriel@broadcom.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://patch.msgid.link/20241210070441.836362-1-dmantipov@yandex.ru
This commit is contained in:
Dmitry Antipov
2024-12-10 10:04:41 +03:00
committed by Kalle Valo
parent 73e456b402
commit 3f4a0948c3
1 changed files with 3 additions and 0 deletions
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drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c
+3
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@@ -23423,6 +23423,9 @@ wlc_phy_iqcal_gainparams_nphy(struct brcms_phy *pi, u16 core_no,
break;
}
if (WARN_ON(k == NPHY_IQCAL_NUMGAINS))
return;
params->txgm = tbl_iqcal_gainparams_nphy[band_idx][k][1];
params->pga = tbl_iqcal_gainparams_nphy[band_idx][k][2];
params->pad = tbl_iqcal_gainparams_nphy[band_idx][k][3];