Merge "msm: kgsl: Change data type for ret in kgsl_mmap"

static int kgsl_mmap(struct file *file, struct vm_area_struct *vma)

{

	unsigned int ret, cache;

	unsigned int cache;

	unsigned long vma_offset = vma->vm_pgoff << PAGE_SHIFT;

	struct kgsl_device_private *dev_priv = file->private_data;

	struct kgsl_process_private *private = dev_priv->process_priv;

	struct kgsl_mem_entry *entry = NULL;

	struct kgsl_device *device = dev_priv->device;

	int ret;

	/* Handle leagacy behavior for memstore */