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[86.26.103.58]) by smtp.gmail.com with ESMTPSA id l28sm57642165wrz.90.2022.02.22.10.32.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Feb 2022 10:32:31 -0800 (PST) From: Srinivas Kandagatla To: broonie@kernel.org Subject: [PATCH v2 6/9] ASoC: codecs: wc938x: fix accessing array out of bounds for enum type Date: Tue, 22 Feb 2022 18:32:09 +0000 Message-Id: <20220222183212.11580-7-srinivas.kandagatla@linaro.org> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20220222183212.11580-1-srinivas.kandagatla@linaro.org> References: <20220222183212.11580-1-srinivas.kandagatla@linaro.org> MIME-Version: 1.0 Cc: alsa-devel@alsa-project.org, lgirdwood@gmail.com, linux-kernel@vger.kernel.org, pierre-louis.bossart@linux.intel.com, tiwai@suse.com, Srinivas Kandagatla , quic_srivasam@quicinc.com X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" Accessing enums using integer would result in array out of bounds access on platforms like aarch64 where sizeof(long) is 8 compared to enum size which is 4 bytes. Fix this by using enumerated items instead of integers. Fixes: e8ba1e05bdc0 ("ASoC: codecs: wcd938x: add basic controls") Signed-off-by: Srinivas Kandagatla --- sound/soc/codecs/wcd938x.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c index cf61d23bfb1c..deecc83eb592 100644 --- a/sound/soc/codecs/wcd938x.c +++ b/sound/soc/codecs/wcd938x.c @@ -2506,7 +2506,7 @@ static int wcd938x_tx_mode_get(struct snd_kcontrol *kcontrol, struct soc_enum *e = (struct soc_enum *)kcontrol->private_value; int path = e->shift_l; - ucontrol->value.integer.value[0] = wcd938x->tx_mode[path]; + ucontrol->value.enumerated.item[0] = wcd938x->tx_mode[path]; return 0; } @@ -2530,7 +2530,7 @@ static int wcd938x_rx_hph_mode_get(struct snd_kcontrol *kcontrol, struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol); struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component); - ucontrol->value.integer.value[0] = wcd938x->hph_mode; + ucontrol->value.enumerated.item[0] = wcd938x->hph_mode; return 0; }