firmware: arm_scmi: Unwind P2A receiver mailbox setup failure

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/firmware/arm_scmi/transports/mailbox.c"
                    ],
                    "versions": [
                        {
                            "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
                            "lessThan": "4c2a5d72357e5c6743c23b59615da287140d9d31",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
                            "lessThan": "3b0b02134ab90202af80b102fa37196b9689e86f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
                            "lessThan": "3515aed7fe424b79c49ff9cd51f7802a64a4ab7b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fa8b28ba22d95be4d2dd3c37fbdbdc066af82941",
                            "lessThan": "f3e3773c4e5e96549d7540d8ddeb4fcd534f6f1d",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/firmware/arm_scmi/transports/mailbox.c"
                    ],
                    "versions": [
                        {
                            "version": "6.11",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.11",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.52",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.6",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }