[PATCH 3/5] powerpc-pseries: Delete an unnecessary variable initialisation in iommu_pseries_alloc_group()

SF Markus Elfring elfring at users.sourceforge.net
Thu Oct 19 22:49:17 AEDT 2017


>>  static struct iommu_table_group *iommu_pseries_alloc_group(int node)
>>  {
>> -	struct iommu_table_group *table_group = NULL;
>> +	struct iommu_table_group *table_group;
>>  	struct iommu_table *tbl = NULL;
>>  	struct iommu_table_group_link *tgl = NULL;
>>  
> 
> I think initializing pointers to NULL is generally a good idea.

This one would also not be needed if the call of the function “kzalloc_node”
could be specified in the same statement.


> Removing these initializers adds no value, to the contrary.

This small update step is just a “preparation” for the subsequent two suggestions
in this patch series.

Regards,
Markus


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