diff options
Diffstat (limited to 'drivers/xen/grant-table.c')
| -rw-r--r-- | drivers/xen/grant-table.c | 13 | 
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index b4d4eac761d..f100ce20b16 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -1029,6 +1029,7 @@ int gnttab_init(void)  	int i;  	unsigned int max_nr_glist_frames, nr_glist_frames;  	unsigned int nr_init_grefs; +	int ret;  	nr_grant_frames = 1;  	boot_max_nr_grant_frames = __max_nr_grant_frames(); @@ -1047,12 +1048,16 @@ int gnttab_init(void)  	nr_glist_frames = (nr_grant_frames * GREFS_PER_GRANT_FRAME + RPP - 1) / RPP;  	for (i = 0; i < nr_glist_frames; i++) {  		gnttab_list[i] = (grant_ref_t *)__get_free_page(GFP_KERNEL); -		if (gnttab_list[i] == NULL) +		if (gnttab_list[i] == NULL) { +			ret = -ENOMEM;  			goto ini_nomem; +		}  	} -	if (gnttab_resume() < 0) -		return -ENODEV; +	if (gnttab_resume() < 0) { +		ret = -ENODEV; +		goto ini_nomem; +	}  	nr_init_grefs = nr_grant_frames * GREFS_PER_GRANT_FRAME; @@ -1070,7 +1075,7 @@ int gnttab_init(void)  	for (i--; i >= 0; i--)  		free_page((unsigned long)gnttab_list[i]);  	kfree(gnttab_list); -	return -ENOMEM; +	return ret;  }  EXPORT_SYMBOL_GPL(gnttab_init);  |