3 files changed, 13 insertions, 13 deletions
diff --git a/src/sql/doc/snippets/code/doc_src_sql-driver.cpp b/src/sql/doc/snippets/code/doc_src_sql-driver.cpp
index 2c0e824db3..54576733bf 100644
--- a/src/sql/doc/snippets/code/doc_src_sql-driver.cpp
+++ b/src/sql/doc/snippets/code/doc_src_sql-driver.cpp
@@ -106,7 +106,7 @@ while (query.next()) {
     QVariant v = query.result()->handle();
     if (qstrcmp(v.typeName(), "PGresult*") == 0) {
         PGresult *handle = *static_cast<PGresult **>(v.data());
-        if (handle != 0) {
+        if (handle) {
             // Do something...
         }
     }
diff --git a/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp b/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp
index ffae690769..a13cf86d3f 100644
--- a/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp
+++ b/src/sql/doc/snippets/code/src_sql_kernel_qsqldriver.cpp
@@ -51,10 +51,10 @@
 //! [0]
 QSqlDatabase db = ...;
 QVariant v = db.driver()->handle();
-if (v.isValid() && qstrcmp(v.typeName(), "sqlite3*")==0) {
+if (v.isValid() && qstrcmp(v.typeName(), "sqlite3*") == 0) {
     // v.data() returns a pointer to the handle
     sqlite3 *handle = *static_cast<sqlite3 **>(v.data());
-    if (handle != 0) { // check that it is not NULL
+    if (handle) {
         ...
     }
 }
@@ -62,13 +62,13 @@ if (v.isValid() && qstrcmp(v.typeName(), "sqlite3*")==0) {
 
 
 //! [1]
-if (qstrcmp(v.typeName(), "PGconn*")) {
+if (qstrcmp(v.typeName(), "PGconn*") == 0) {
     PGconn *handle = *static_cast<PGconn **>(v.data());
-    if (handle != 0) ...
+    if (handle) ...
 }
 
-if (qstrcmp(v.typeName(), "MYSQL*")) {
+if (qstrcmp(v.typeName(), "MYSQL*") == 0) {
     MYSQL *handle = *static_cast<MYSQL **>(v.data());
-    if (handle != 0) ...
+    if (handle) ...
 }
 //! [1]
diff --git a/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp b/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp
index 3424a9140e..8ab2baf2a1 100644
--- a/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp
+++ b/src/sql/doc/snippets/code/src_sql_kernel_qsqlresult.cpp
@@ -72,10 +72,10 @@ if (!q.execBatch())
 //! [1]
 QSqlQuery query = ...
 QVariant v = query.result()->handle();
-if (v.isValid() && qstrcmp(v.typeName(), "sqlite3_stmt*")) {
+if (v.isValid() && qstrcmp(v.typeName(), "sqlite3_stmt*") == 0) {
     // v.data() returns a pointer to the handle
     sqlite3_stmt *handle = *static_cast<sqlite3_stmt **>(v.data());
-    if (handle != 0) { // check that it is not NULL
+    if (handle) {
         ...
     }
 }
@@ -83,13 +83,13 @@ if (v.isValid() && qstrcmp(v.typeName(), "sqlite3_stmt*")) {
 
 
 //! [2]
-if (v.typeName() == "PGresult*") {
+if (qstrcmp(v.typeName(), "PGresult*") == 0) {
     PGresult *handle = *static_cast<PGresult **>(v.data());
-    if (handle != 0) ...
+    if (handle) ...
 }
 
-if (v.typeName() == "MYSQL_STMT*") {
+if (qstrcmp(v.typeName(), "MYSQL_STMT*") == 0) {
     MYSQL_STMT *handle = *static_cast<MYSQL_STMT **>(v.data());
-    if (handle != 0) ...
+    if (handle) ...
 }
 //! [2]