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(parent: 6035e7e) | patch
powerpc/pseries: Fix potential memleak in papr_get_attr()
authorQiheng Lin <linqiheng@huawei.com>
Thu, 8 Dec 2022 13:34:49 +0000 (21:34 +0800)
committerMichael Ellerman <mpe@ellerman.id.au>
Sun, 3 Mar 2024 11:20:28 +0000 (22:20 +1100)
commitcda9c0d556283e2d4adaa9960b2dc19b16156bae
tree80b16af37b595ddeb1df54b5c12349b6e518f8d9tree | snapshot
parent6035e7e35482653d6d93f35f01e1a320573d58f0commit | diff
powerpc/pseries: Fix potential memleak in papr_get_attr()

`buf` is allocated in papr_get_attr(), and krealloc() of `buf`
could fail. We need to free the original `buf` in the case of failure.

Fixes: 3c14b73454cf ("powerpc/pseries: Interface to represent PAPR firmware attributes")
Signed-off-by: Qiheng Lin <linqiheng@huawei.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/20221208133449.16284-1-linqiheng@huawei.com
arch/powerpc/platforms/pseries/papr_platform_attributes.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git