mtd: mtdoops: free page bitmap when the backing MTD is removed

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/mtd/mtdoops.c"
                    ],
                    "versions": [
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "477d61d54e097e90f748aa18d013805abd56bcbd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "a91ac71e67c3e01ed9afd9841435bebb930293f8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "698944132083d143ef965c0090ee14ba1d9e1a5f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "f25c804947e0a28c15e73da8e2e0db959cbed716",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "8414f0e9f707226de20b48c7048179fd86d352fc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "d06f91a52af11630c9f7e487f6daf242ac310cb8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "1e5cd8bc902331ff801df88cbb299029ae062753",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "be95745f01677245a061a8f51473ef5ec8ad008e",
                            "lessThan": "956e7da12c114f13c63d126ab1d79c3b6a819060",
                            "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/mtd/mtdoops.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.33",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.33",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.270",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.51",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.5",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }