tree 7df4efa58b0ee2bfc2cdd30c1dbe36326fa4606c
parent 7711cb4324b2ab2a20c9cfbd2fdbad248587d5c9
author Tiezhu Yang <yangtiezhu@loongson.cn> 1578619842 +0800
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1582900939 +0100

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

[ Upstream commit 72d052e28d1d2363f9107be63ef3a3afdea6143c ]

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

Fixes: 3adeb2566b9b ("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
Signed-off-by: Sasha Levin <sashal@kernel.org>