match_string() returns the index of an array for a matching string, which can be used instead of open coded variant.

Reviewed-by: Andy Shevchenko andy.shevchenko@gmail.com Cc: Liam Girdwood lgirdwood@gmail.com Cc: Mark Brown broonie@kernel.org Cc: Jaroslav Kysela perex@perex.cz Cc: Takashi Iwai tiwai@suse.com Cc: alsa-devel@alsa-project.org Signed-off-by: Yisheng Xie xieyisheng1@huawei.com --- v2: - add Reviewed-by tag.

sound/soc/soc-dapm.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-)

diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 2d97091..1e9a363 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -724,18 +724,14 @@ static int dapm_connect_mux(struct snd_soc_dapm_context *dapm, item = 0; }

- for (i = 0; i < e->items; i++) { - if (!(strcmp(control_name, e->texts[i]))) { - path->name = e->texts[i]; - if (i == item) - path->connect = 1; - else - path->connect = 0; - return 0; - } - } + i = match_string(e->texts, e->items, control_name); + if (i < 0) + return -ENODEV; + + path->name = e->texts[i]; + path->connect = (i == item); + return 0;

- return -ENODEV; }

/* set up initial codec paths */