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setting: avoid the registration of the same handler

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Avoid the registration with the same handler by checking handler name.

Signed-off-by: Keguang Zhang <keguang.zhang@unisoc.com>
This commit is contained in:
Keguang Zhang 2019-01-08 15:33:24 +08:00 committed by Carles Cufí
parent a468c15eca
commit dfd40d2636
1 changed files with 6 additions and 1 deletions
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7
subsys/settings/src/settings.c
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@ -18,6 +18,7 @@ sys_slist_t settings_handlers;
static u8_t settings_cmd_inited;
static struct settings_handler *settings_handler_lookup(char *name);
void settings_store_init(void);
void settings_init(void)
@ -32,14 +33,18 @@ void settings_init(void)
int settings_register(struct settings_handler *handler)
{
if (settings_handler_lookup(handler->name)) {
return -EEXIST;
}
sys_slist_prepend(&settings_handlers, &handler->node);
return 0;
}
/*
* Find settings_handler based on name.
*/
struct settings_handler *settings_handler_lookup(char *name)
static struct settings_handler *settings_handler_lookup(char *name)
{
struct settings_handler *ch;