ifupdown: avoid calloc()

It can return NULL and makes Coverity upset:

CID 75369 (#1 of 1): Dereference null return value (NULL_RETURNS)
4.  dereference: Dereferencing a null pointer ret.
This commit is contained in:
Lubomir Rintel 2016-04-28 17:48:58 +02:00
parent 2e563d9c84
commit 76844c65d6

View file

@ -39,7 +39,7 @@ if_data* last_data;
void add_block(const char *type, const char* name)
{
if_block *ret = (if_block*)calloc(1,sizeof(struct _if_block));
if_block *ret = g_slice_new0 (struct _if_block);
ret->name = g_strdup(name);
ret->type = g_strdup(type);
if (first == NULL)
@ -61,7 +61,7 @@ void add_data(const char *key,const char *data)
if (first == NULL)
return;
ret = (if_data*) calloc(1,sizeof(struct _if_data));
ret = g_slice_new0 (struct _if_data);
ret->key = g_strdup(key);
/* Normalize keys. Convert '_' to '-', as ifupdown accepts both variants.
@ -298,9 +298,9 @@ void _destroy_data(if_data *ifd)
if (ifd == NULL)
return;
_destroy_data(ifd->next);
free(ifd->key);
free(ifd->data);
free(ifd);
g_free(ifd->key);
g_free(ifd->data);
g_slice_free(struct _if_data, ifd);
return;
}
@ -310,9 +310,9 @@ void _destroy_block(if_block* ifb)
return;
_destroy_block(ifb->next);
_destroy_data(ifb->info);
free(ifb->name);
free(ifb->type);
free(ifb);
g_free(ifb->name);
g_free(ifb->type);
g_slice_free(struct _if_block, ifb);
return;
}