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config: make cvar_free behave more like other free functions

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Make cvar_free return void instad of the next element, as it was
mostly a hack to make cvar_list_free shorter but it's now using the
list macros.

Also check if the input is NULL and return immediately in that case.

Signed-off-by: Carlos Martín Nieto <cmn@elego.de>
This commit is contained in:
Carlos Martín Nieto 2011-04-07 11:24:16 +02:00
parent 6b45cb8a89
commit 493384e39c
1 changed files with 3 additions and 4 deletions
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7
src/config.c
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@ -37,15 +37,14 @@ static int config_parse(git_config *cfg_file);
static int parse_variable(git_config *cfg, char **var_name, char **var_value); static int parse_variable(git_config *cfg, char **var_name, char **var_value);
void git_config_free(git_config *cfg); void git_config_free(git_config *cfg);
static git_cvar *cvar_free(git_cvar *var) static void cvar_free(git_cvar *var)
{ {
git_cvar *next = var->next; if (var == NULL)
return;
free(var->name); free(var->name);
free(var->value); free(var->value);
free(var); free(var);
return next;
} }
static void cvar_list_free(git_cvar_list *list) static void cvar_list_free(git_cvar_list *list)