arm64: kexec_file: fix memory leakage in create_dtb() when fdt_open_into() fails

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in function create_dtb(), if fdt_open_into() fails, we need to vfree
buf before return.

Fixes: 52b2a8af74 ("arm64: kexec_file: load initrd and device-tree")
Cc: stable@vger.kernel.org # v5.0
Signed-off-by: qiuguorui1 <qiuguorui1@huawei.com>
Link: https://lore.kernel.org/r/20210218125900.6810-1-qiuguorui1@huawei.com
Signed-off-by: Will Deacon <will@kernel.org>

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qiuguorui1 2021-02-18 20:59:00 +08:00 • committed by Will Deacon

parent a2c42bbabb

commit 656d1d58d8

1 changed files with 3 additions and 1 deletions

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arch/arm64/kernel/machine_kexec_file.c

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