sizeof(mclk) is 4 or 8 as it is the size of a pointer,
but we want to reserve space for the pointed data.
This issue was detected by using the Coccinelle software.

v2: use subject lines matching the style for the subsystem.

Signed-off-by: Wen Yang <wen.yan...@zte.com.cn>
CC: Mark Brown <broo...@kernel.org>
CC: Olivier Moysan <olivier.moy...@st.com>
CC: Arnaud Pouliquen <arnaud.pouliq...@st.com>
CC: Liam Girdwood <lgirdw...@gmail.com>
CC: Jaroslav Kysela <pe...@perex.cz>
CC: Takashi Iwai <ti...@suse.com>
CC: Maxime Coquelin <mcoquelin.st...@gmail.com>
CC: Alexandre Torgue <alexandre.tor...@st.com>
CC: Julia Lawall <julia.law...@lip6.fr>
CC: Wen Yang <yellowriver2...@hotmail.com>
CC: linux-st...@st-md-mailman.stormreply.com
CC: linux-kernel@vger.kernel.org
---
 sound/soc/stm/stm32_sai_sub.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/stm/stm32_sai_sub.c b/sound/soc/stm/stm32_sai_sub.c
index ea05cc91aa05..211589b0b2ef 100644
--- a/sound/soc/stm/stm32_sai_sub.c
+++ b/sound/soc/stm/stm32_sai_sub.c
@@ -390,7 +390,7 @@ static int stm32_sai_add_mclk_provider(struct 
stm32_sai_sub_data *sai)
        char *mclk_name, *p, *s = (char *)pname;
        int ret, i = 0;
 
-       mclk = devm_kzalloc(dev, sizeof(mclk), GFP_KERNEL);
+       mclk = devm_kzalloc(dev, sizeof(*mclk), GFP_KERNEL);
        if (!mclk)
                return -ENOMEM;
 
-- 
2.19.1

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