The fw_cfg value returned from fw_cfg_find() may be NULL, so check it before using.
Signed-off-by: Hongbo Zhang <hongbo.zh...@linaro.org> --- hw/arm/boot.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/hw/arm/boot.c b/hw/arm/boot.c index e09201c..43b217f 100644 --- a/hw/arm/boot.c +++ b/hw/arm/boot.c @@ -930,6 +930,7 @@ void arm_load_kernel(ARMCPU *cpu, struct arm_boot_info *info) hwaddr entry; static const ARMInsnFixup *primary_loader; AddressSpace *as = arm_boot_address_space(cpu, info); + FWCfgState *fw_cfg; /* CPU objects (unlike devices) are not automatically reset on system * reset, so we must always register a handler to do so. If we're @@ -960,11 +961,10 @@ void arm_load_kernel(ARMCPU *cpu, struct arm_boot_info *info) info->dtb_start = info->loader_start; } - if (info->kernel_filename) { - FWCfgState *fw_cfg; + fw_cfg = fw_cfg_find(); + if (info->kernel_filename && fw_cfg) { bool try_decompressing_kernel; - fw_cfg = fw_cfg_find(); try_decompressing_kernel = arm_feature(&cpu->env, ARM_FEATURE_AARCH64); -- 2.7.4