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acrn-hypervisor
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fix MISRA C"Literal zero used in pointer context" 

MISRC C required pointer to zero should be replace with NULL

Signed-off-by: Huihuang Shi <huihuang.shi@intel.com>
This commit is contained in:
Huihuang Shi 2018-06-08 13:12:06 +08:00 committed by lijinxia
parent 7710940195
commit 8940c896be
7 changed files with 8 additions and 11 deletions
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2
hypervisor/arch/x86/ept.c
View File

@ -216,7 +216,7 @@ int register_mmio_emulation_handler(struct vm *vm,
}
/* Ensure both a read/write handler and range check function exist */
if ((read_write != HV_NULL) && (end > start)) {
if ((read_write != NULL) && (end > start)) {
/* Allocate memory for node */
mmio_node =
(struct mem_io_node *)calloc(1, sizeof(struct mem_io_node));

2
hypervisor/arch/x86/vmexit.c
View File

@ -130,7 +130,7 @@ static const struct vm_exit_dispatch dispatch_table[] = {
int vmexit_handler(struct vcpu *vcpu)
{
struct vm_exit_dispatch *dispatch = HV_NULL;
struct vm_exit_dispatch *dispatch = NULL;
uint16_t basic_exit_reason;
int ret;

2
hypervisor/arch/x86/vmx.c
View File

@ -100,7 +100,7 @@ int exec_vmxon_instr(uint32_t pcpu_id)
else
vmxon_region_va = HPA2HVA(per_cpu(vmxon_region_pa, pcpu_id));
if (vmxon_region_va != 0) {
if (vmxon_region_va != NULL) {
/* Initialize vmxon page with revision id from IA32 VMX BASIC
* MSR
*/

2
hypervisor/boot/acpi.c
View File

@ -257,7 +257,7 @@ int parse_madt(uint8_t *lapic_id_base)
ASSERT(global_rsdp != NULL, "fail to get rsdp");
madt = get_acpi_tbl(ACPI_SIG_MADT);
ASSERT(madt != 0, "fail to get madt");
ASSERT(madt != NULL, "fail to get madt");
return _parse_madt(madt, lapic_id_base);
}

3
hypervisor/include/lib/types.h
View File

@ -7,9 +7,6 @@
#ifndef TYPES_H
#define TYPES_H
/* Define NULL value */
#define HV_NULL 0
/* Defines for TRUE / FALSE conditions */
#define HV_FALSE 0
#define HV_TRUE 1

4
hypervisor/lib/sprintf.c
View File

@ -123,7 +123,7 @@ static const char *get_flags(const char *s, int *flags)
* found
*/
pos = strchr(flagchars, *s);
if (pos == 0)
if (pos == NULL)
break;
/* apply matching flags and continue with the next character */
@ -214,7 +214,7 @@ static int format_number(struct print_param *param)
return res;
/* invalidate prefix */
param->vars.prefix = 0;
param->vars.prefix = NULL;
param->vars.prefixlen = 0;
}

4
hypervisor/lib/string.c
View File

@ -278,7 +278,7 @@ strtol(const char *nptr, char **endptr, register int base)
acc = neg ? LONG_MIN : LONG_MAX;
else if (neg)
acc = -acc;
if (endptr != 0)
if (endptr != NULL)
*endptr = (char *) (any ? s - 1 : nptr);
return acc;
}
@ -340,7 +340,7 @@ strtoul(const char *nptr, char **endptr, register int base)
acc = ULONG_MAX;
else if (neg)
acc = -acc;
if (endptr != 0)
if (endptr != NULL)
*endptr = (char *) (any ? s - 1 : nptr);
return acc;
}