Initializing the static variable to 0 causes the following error when exec checkpatch: ERROR: do not initialise statics to 0 FILE: sound/sound_core.c:142: static int preclaim_oss = 0; In addition, considering the following way of writing 139: #ifdef config_sound_oss_core_preclaim 140: Static int preclaim_oss = 1; 141: #ELSE 142: Static int preclaim_oss = 0; 143: #ENDIF We can optimize it by IS_ENABLED(CONFIG_SOUND_OSS_CORE_PRECLAIM), so modified it to static int preclaim_oss = IS_ENABLED(CONFIG_SOUND_OSS_CORE_PRECLAIM); Signed-off-by: Meng Tang <tangmeng@xxxxxxxxxxxxx> Signed-off-by: JOE Perches <joe@xxxxxxxxxxx> --- sound/sound_core.c | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) diff --git a/sound/sound_core.c b/sound/sound_core.c index 90d118cd9164..aa4a57e488e5 100644 --- a/sound/sound_core.c +++ b/sound/sound_core.c @@ -136,11 +136,7 @@ struct sound_unit * All these clutters are scheduled to be removed along with * sound-slot/service-* module aliases. */ -#ifdef CONFIG_SOUND_OSS_CORE_PRECLAIM -static int preclaim_oss = 1; -#else -static int preclaim_oss = 0; -#endif +static int preclaim_oss = IS_ENABLED(CONFIG_SOUND_OSS_CORE_PRECLAIM); module_param(preclaim_oss, int, 0444); -- 2.20.1