fixed 204d7a4a from https://gitee.com/hgbveiu743/kernel_liteos_a/pulls/997

fix: 内核告警清理
【背景】
内核中经扫描有可以修改的告警之处

【修改方案】
优化了代码的格式

【影响】
对现有的产品编译不会有影响。

re #I5SHM2
Signed-off-by: Nyinjiaming <yinjiaming@huawei.com>
Change-Id: I89be86a8317637f9eb54257131712b5b79f1e454

testsuites/unittest/extended/trace/smoke/trace_test_004.cpp

@@ -43,7 +43,7 @@ static UINT32 TestCase(VOID)
 
     ioctl(fd, TRACE_STOP, NULL);
 
-    buffer = (char *)malloc(size);
+    buffer = static_cast<char *>(malloc(size));
     if (buffer == NULL) {
         printf("Read buffer malloc failed!\n");
         goto EXIT;

testsuites/unittest/libc/misc/It_test_misc.h

@@ -38,7 +38,7 @@
 #include "unistd.h"
 #include "search.h"
 #define MISC_OK 0
-#define MISC_NOK -1
+#define MISC_NOK (-1)
 
 extern VOID ItTestMisc001(VOID);
 extern VOID ItTestMisc002(VOID);

testsuites/unittest/net/resolv/smoke/net_resolv_test_001.cpp

@@ -47,7 +47,7 @@ static int DnCompTest(void)
     unsigned char **lastdnptr = &dnptrs[6];
     int offset, ret;
 
-    offset = strlen(reinterpret_cast<const char *>(dnptrs[0]))+1;
+    offset = strlen(reinterpret_cast<const char *>(dnptrs[0])) + 1;
     ret = dn_comp("x.y.z.example.com", comp_dn + offset, sizeof(comp_dn) - offset, dnptrs, lastdnptr);
     dump(comp_dn + offset, ret);
     ICUNIT_ASSERT_EQUAL(ret, 19, ret);