MIPS: Loongson: Fix potential NULL dereference in loongson3_platform_init()

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If kzalloc fails, it should return -ENOMEM, otherwise may trigger a NULL
pointer dereference.

Fixes: 3adeb2566b ("MIPS: Loongson: Improve LEFI firmware interface")
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Paul Burton <paulburton@kernel.org>
Cc: Ralf Baechle <ralf@linux-mips.org>
Cc: Huacai Chen <chenhc@lemote.com>
Cc: Jiaxun Yang <jiaxun.yang@flygoat.com>
Cc: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org

...

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Tiezhu Yang 2020-01-10 09:30:42 +08:00 • committed by Paul Burton

parent 23c25c7325

commit 72d052e28d

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arch/mips/loongson64/platform.c

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