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ASoC: stm32: sai: fix master clock naming

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Fixes: 8307b2afd3 ("ASoC: stm32: sai: set sai as mclk clock provider")

Fix warning issued by strncat when bound equals to source length.

Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Olivier Moysan 2018-10-22 17:10:46 +02:00 committed by Mark Brown
parent e6d7942ce6
commit 6be0f96d79
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GPG key ID: 24D68B725D5487D0
1 changed files with 2 additions and 3 deletions
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5
sound/soc/stm/stm32_sai_sub.c
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@ -404,12 +404,11 @@ static int stm32_sai_add_mclk_provider(struct stm32_sai_sub_data *sai)
* String after "_" char is stripped in parent name.
*/
p = mclk_name;
while (*s && *s != '_' && (i < (SAI_MCLK_NAME_LEN - 6))) {
while (*s && *s != '_' && (i < (SAI_MCLK_NAME_LEN - 7))) {
*p++ = *s++;
i++;
}
STM_SAI_IS_SUB_A(sai) ?
strncat(p, "a_mclk", 6) : strncat(p, "b_mclk", 6);
STM_SAI_IS_SUB_A(sai) ? strcat(p, "a_mclk") : strcat(p, "b_mclk");
mclk->hw.init = CLK_HW_INIT(mclk_name, pname, &mclk_ops, 0);
mclk->sai_data = sai;