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Message-Id: <20241015192155.3643363-1-karprzy7@gmail.com> Date: Tue, 15 Oct 2024 21:21:55 +0200 From: Karol Przybylski <karprzy7@...il.com> To: kvalo@...nel.org, jjohnson@...nel.org Cc: Karol Przybylski <karprzy7@...il.com>, linux-wireless@...r.kernel.org, ath12k@...ts.infradead.org, linux-kernel@...r.kernel.org Subject: [PATCH] wifi: ath12k: Fix for out-of bound access error Size of array passed to print_array_to_buf_index is decremented by 1 Discovered in coverity scan, CID 1600742 Signed-off-by: Karol Przybylski <karprzy7@...il.com> --- drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c index b2be7dade79f..74767ba9ec2b 100644 --- a/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c +++ b/drivers/net/wireless/ath/ath12k/debugfs_htt_stats.c @@ -1550,7 +1550,7 @@ ath12k_htt_print_tx_selfgen_ax_stats_tlv(const void *tag_buf, u16 tag_len, le32_to_cpu(htt_stats_buf->ax_mu_mimo_ndp)); len += print_array_to_buf_index(buf, len, "ax_mu_mimo_brpollX_tried = ", 1, htt_stats_buf->ax_mu_mimo_brpoll, - ATH12K_HTT_TX_NUM_AX_MUMIMO_USER_STATS, "\n"); + ATH12K_HTT_TX_NUM_AX_MUMIMO_USER_STATS-1, "\n"); len += scnprintf(buf + len, buf_len - len, "ax_basic_trigger = %u\n", le32_to_cpu(htt_stats_buf->ax_basic_trigger)); len += scnprintf(buf + len, buf_len - len, "ax_ulmumimo_total_trigger = %u\n", -- 2.34.1
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