net: stmmac: move the EST lock to struct stmmac_priv

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                        "drivers/net/ethernet/stmicro/stmmac/stmmac.h",
                        "drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c",
                        "drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c",
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                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/ethernet/stmicro/stmmac/stmmac.h",
                        "drivers/net/ethernet/stmicro/stmmac/stmmac_ptp.c",
                        "drivers/net/ethernet/stmicro/stmmac/stmmac_tc.c",
                        "include/linux/stmmac.h"
                    ],
                    "versions": [
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                        {
                            "version": "6.10",
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                            "versionType": "original_commit_for_fix"
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                }