From: Yunfeng Ye yeyunfeng@huawei.com
[ Upstream commit 3e7c93bd04edfb0cae7dad1215544c9350254b8f ]
There are no return value checking when using kzalloc() and kcalloc() for memory allocation. so add it.
Signed-off-by: Yunfeng Ye yeyunfeng@huawei.com Signed-off-by: Will Deacon will@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm64/kernel/armv8_deprecated.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm64/kernel/armv8_deprecated.c b/arch/arm64/kernel/armv8_deprecated.c index 2ec09debc2bb1..ca158be21f833 100644 --- a/arch/arm64/kernel/armv8_deprecated.c +++ b/arch/arm64/kernel/armv8_deprecated.c @@ -174,6 +174,9 @@ static void __init register_insn_emulation(struct insn_emulation_ops *ops) struct insn_emulation *insn;
insn = kzalloc(sizeof(*insn), GFP_KERNEL); + if (!insn) + return; + insn->ops = ops; insn->min = INSN_UNDEF;
@@ -233,6 +236,8 @@ static void __init register_insn_emulation_sysctl(void)
insns_sysctl = kcalloc(nr_insn_emulated + 1, sizeof(*sysctl), GFP_KERNEL); + if (!insns_sysctl) + return;
raw_spin_lock_irqsave(&insn_emulation_lock, flags); list_for_each_entry(insn, &insn_emulation, node) {