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arm64: armv8_deprecated: Checking return value for memory allocation 

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>
alistair/sunxi64-5.4-dsi
Yunfeng Ye 2019-09-29 12:44:17 +08:00 committed by Will Deacon
parent 7c4791c9ef
commit 3e7c93bd04
1 changed files with 5 additions and 0 deletions
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5
arch/arm64/kernel/armv8_deprecated.c
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@ -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) {