iommu/amd: Remove redundant check

smatch static checker warning:
  drivers/iommu/amd/init.c:1989 amd_iommu_init_pci()
  warn: duplicate check 'ret' (previous on line 1978)

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Fixes: 06687a0 ("iommu/amd: Improve error handling for amd_iommu_init_pci")
Signed-off-by: Vasant Hegde <vasant.hegde@amd.com>
Link: https://lore.kernel.org/r/20220314070226.40641-1-vasant.hegde@amd.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>

Author: Vasant Hegde via iommu

drivers/iommu/amd/init.c

@@ -1986,8 +1986,7 @@ static int __init amd_iommu_init_pci(void)
 	for_each_iommu(iommu)
 		iommu_flush_all_caches(iommu);
 
-	if (!ret)
-		print_iommu_info();
+	print_iommu_info();
 
 out:
 	return ret;