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authorHanjun Guo <guohanjun@huawei.com>2022-11-17 19:23:40 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-01-04 11:26:31 +0100
commit694a3d66f493afd77c704c6de91d9be4d6e004e4 (patch)
treec71744399dcd8d592089d7cf53ad9c580decd813 /tools/perf/scripts/python/stackcollapse.py
parentd15946ef98f4ccdca961b76f90d9b53c454d590e (diff)
tpm: acpi: Call acpi_put_table() to fix memory leak
commit 8740a12ca2e2959531ad253bac99ada338b33d80 upstream. The start and length of the event log area are obtained from TPM2 or TCPA table, so we call acpi_get_table() to get the ACPI information, but the acpi_get_table() should be coupled with acpi_put_table() to release the ACPI memory, add the acpi_put_table() properly to fix the memory leak. While we are at it, remove the redundant empty line at the end of the tpm_read_log_acpi(). Fixes: 0bfb23746052 ("tpm: Move eventlog files to a subdirectory") Fixes: 85467f63a05c ("tpm: Add support for event log pointer found in TPM2 ACPI table") Cc: stable@vger.kernel.org Signed-off-by: Hanjun Guo <guohanjun@huawei.com> Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org> Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
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