Fix static analysis issues

Change-Id: I8c4e4c51da5e5ea86dea49b292a93862cf65f33a
Signed-off-by: Changgyu Choi <changyu.choi@samsung.com>

1 files changed, 43 insertions, 23 deletions

diff --git a/mock/db_mock.cc b/mock/db_mock.cc
index 6fbf5a2..ca3943a 100644
--- a/mock/db_mock.cc
+++ b/mock/db_mock.cc
@@ -73,13 +73,13 @@ int create_db() {
 
 	ret = sqlite3_open_v2(get_db_path(), &db,
 			SQLITE_OPEN_CREATE | SQLITE_OPEN_READWRITE,
-			NULL);
+			nullptr);
 	if (ret != SQLITE_OK) {
 		printf("error 1\n");
 		goto out;
 	}
 
-	ret = sqlite3_exec(db, CREATE_WIDGET_TABLE, NULL, NULL, NULL);
+	ret = sqlite3_exec(db, CREATE_WIDGET_TABLE, nullptr, nullptr, nullptr);
 	if (ret != SQLITE_OK) {
 		printf("error 2\n");
 		goto out;
@@ -94,8 +94,8 @@ out:
 
 int insert_widget_class(sqlite3 *db) {
 	int ret;
-	char *query = NULL;
-	sqlite3_stmt *stmt = NULL;
+	char *query = nullptr;
+	sqlite3_stmt *stmt = nullptr;
 
 	query = sqlite3_mprintf("INSERT INTO widget_class "
 		"(classid, setup_appid, appid, pkgid, prime, nodisplay, max_instance) "
@@ -103,16 +103,21 @@ int insert_widget_class(sqlite3 *db) {
 		"org.tizen.test_widget", "org.tizen.setup_appid", "org.tizen.test_appid",
 		"org.tizen.test_pkgid", 1, 2, 3);
 
-	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, NULL);
-	if (ret != SQLITE_OK) {
+	if (query == nullptr) {
 		printf("widget class error 1\n");
+		return SQLITE_ERROR;
+	}
+
+	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, nullptr);
+	if (ret != SQLITE_OK) {
+		printf("widget class error 2\n");
 		goto out;
 	}
 
 
 	ret = sqlite3_step(stmt);
 	if (ret != SQLITE_DONE) {
-		printf("widget class error 2\n");
+		printf("widget class error 3\n");
 		goto out;
 	}
 
@@ -127,24 +132,29 @@ out:
 
 int insert_support_size(sqlite3 *db) {
 	int ret;
-	char *query = NULL;
-	sqlite3_stmt *stmt = NULL;
+	char *query = nullptr;
+	sqlite3_stmt *stmt = nullptr;
 
 	query = sqlite3_mprintf("INSERT INTO support_size "
 		"(classid, preview, width, height) "
 		"VALUES (%Q, %Q, %d, %d)",
 		"org.tizen.test_widget", "/unittest/preview.png", 4, 2);
 
-	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, NULL);
-	if (ret != SQLITE_OK) {
+	if (query == nullptr) {
 		printf("support size error 1\n");
+		return SQLITE_ERROR;
+	}
+
+	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, nullptr);
+	if (ret != SQLITE_OK) {
+		printf("support size error 2\n");
 		goto out;
 	}
 
 
 	ret = sqlite3_step(stmt);
 	if (ret != SQLITE_DONE) {
-		printf("support size error 2\n");
+		printf("support size error 3\n");
 		goto out;
 	}
 
@@ -159,24 +169,29 @@ out:
 
 int insert_label(sqlite3 *db) {
 	int ret;
-	char *query = NULL;
-	sqlite3_stmt *stmt = NULL;
+	char *query = nullptr;
+	sqlite3_stmt *stmt = nullptr;
 
 	query = sqlite3_mprintf("INSERT INTO label "
 		"(classid, locale, label) "
 		"VALUES (%Q, %Q, %Q)",
 		"org.tizen.test_widget", "en-us", "TestWidget");
 
-	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, NULL);
-	if (ret != SQLITE_OK) {
+	if (query == nullptr) {
 		printf("label error 1\n");
+		return SQLITE_ERROR;
+	}
+
+	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, nullptr);
+	if (ret != SQLITE_OK) {
+		printf("label error 2\n");
 		goto out;
 	}
 
 
 	ret = sqlite3_step(stmt);
 	if (ret != SQLITE_DONE) {
-		printf("label error 2\n");
+		printf("label error 3\n");
 		goto out;
 	}
 
@@ -191,24 +206,29 @@ out:
 
 int insert_icon(sqlite3 *db) {
 	int ret;
-	char *query = NULL;
-	sqlite3_stmt *stmt = NULL;
+	char *query = nullptr;
+	sqlite3_stmt *stmt = nullptr;
 
 	query = sqlite3_mprintf("INSERT INTO icon "
 		"(classid, locale, icon) "
 		"VALUES (%Q, %Q, %Q)",
 		"org.tizen.test_widget", "en-us", "/unittest/icon.png");
 
-	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, NULL);
-	if (ret != SQLITE_OK) {
+	if (query == nullptr) {
 		printf("icon error 1\n");
+		return SQLITE_ERROR;
+	}
+
+	ret = sqlite3_prepare_v2(db, query, strlen(query), &stmt, nullptr);
+	if (ret != SQLITE_OK) {
+		printf("icon error 2\n");
 		goto out;
 	}
 
 
 	ret = sqlite3_step(stmt);
 	if (ret != SQLITE_DONE) {
-		printf("icon error 2\n");
+		printf("icon error 3\n");
 		goto out;
 	}
 
@@ -225,7 +245,7 @@ int insert_default_data() {
 	int ret;
 	sqlite3 *db;
 
-	ret = sqlite3_open_v2(get_db_path(), &db, SQLITE_OPEN_READWRITE, NULL);
+	ret = sqlite3_open_v2(get_db_path(), &db, SQLITE_OPEN_READWRITE, nullptr);
 	if (ret != SQLITE_OK) {
 		printf("insert_default_data error 1\n");
 		goto out;