[PATCH v8 3/8] kvm: Make init_rmode_identity_map() return 0 on success.

In init_rmode_identity_map(), there two variables indicating the return value, r and ret, and it return 0 on error, 1 on success. The function is only called by vmx_create_vcpu(), and r is redundant. This patch removes the redundant variable r, and make init_rmode_identity_map() return 0 on

[PATCH v8 3/8] kvm: Make init_rmode_identity_map() return 0 on success.

In init_rmode_identity_map(), there two variables indicating the return value, r and ret, and it return 0 on error, 1 on success. The function is only called by vmx_create_vcpu(), and r is redundant. This patch removes the redundant variable r, and make init_rmode_identity_map() return 0 on