Add missing checks into ers.c

1 files changed, 11 insertions, 5 deletions

diff --git a/src/common/ers.c b/src/common/ers.c
index 8970fefc2..3e1cdc25b 100644
--- a/src/common/ers.c
+++ b/src/common/ers.c
@@ -149,7 +149,8 @@ static struct ers_instance_t *InstanceList = NULL;
 /**
  * @param Options the options from the instance seeking a cache, we use it to give it a cache with matching configuration
  **/
-static ers_cache_t *ers_find_cache(unsigned int size, enum ERSOptions Options) {
+static ers_cache_t *ers_find_cache(unsigned int size, enum ERSOptions Options)
+{
 	ers_cache_t *cache;
 
 	for (cache = CacheList; cache; cache = cache->Next)
@@ -187,6 +188,7 @@ static void ers_free_cache(ers_cache_t *cache, bool remove)
 {
 	unsigned int i;
 
+	nullpo_retv(cache);
 	for (i = 0; i < cache->Used; i++)
 		aFree(cache->Blocks[i]);
 
@@ -307,7 +309,8 @@ static void ers_obj_destroy(ERS *self)
 	aFree(instance);
 }
 
-void ers_cache_size(ERS *self, unsigned int new_size) {
+void ers_cache_size(ERS *self, unsigned int new_size)
+{
 	struct ers_instance_t *instance = (struct ers_instance_t *)self;
 
 	nullpo_retv(instance);
@@ -319,10 +322,11 @@ void ers_cache_size(ERS *self, unsigned int new_size) {
 	instance->Cache->ChunkSize = new_size;
 }
 
-
 ERS *ers_new(uint32 size, char *name, enum ERSOptions options)
 {
 	struct ers_instance_t *instance;
+
+	nullpo_retr(NULL, name);
 	CREATE(instance,struct ers_instance_t, 1);
 
 	size += sizeof(struct ers_list);
@@ -359,7 +363,8 @@ ERS *ers_new(uint32 size, char *name, enum ERSOptions options)
 	return &instance->VTable;
 }
 
-void ers_report(void) {
+void ers_report(void)
+{
 	ers_cache_t *cache;
 	unsigned int cache_c = 0, blocks_u = 0, blocks_a = 0, memory_b = 0, memory_t = 0;
 #ifdef DEBUG
@@ -403,7 +408,8 @@ void ers_report(void) {
 /**
  * Call on shutdown to clear remaining entries
  **/
-void ers_final(void) {
+void ers_final(void)
+{
 	struct ers_instance_t *instance = InstanceList, *next;
 
 	while( instance ) {