[hpoussin] 21889: Some more error checking...

Author: hpoussin
Date: Thu May 11 21:43:31 2006
New Revision: 21889

URL: http://svn.reactos.ru/svn/reactos?rev=21889&view=rev
Log:
Some more error checking...

Modified:
    trunk/reactos/dll/win32/setupapi/parser.c

Modified: trunk/reactos/dll/win32/setupapi/parser.c
URL:
http://svn.reactos.ru/svn/reactos/trunk/reactos/dll/win32/setupapi/parser.c…
==============================================================================
--- trunk/reactos/dll/win32/setupapi/parser.c (original)
+++ trunk/reactos/dll/win32/setupapi/parser.c Thu May 11 21:43:31 2006
@@ -1302,12 +1302,15 @@
     struct inf_file *file = hinf;
     unsigned int i;
 
-    for (i = 0; i < file->nb_sections; i++) HeapFree( GetProcessHeap(), 0,
file->sections[i] );
-    HeapFree( GetProcessHeap(), 0, file->filename );
-    HeapFree( GetProcessHeap(), 0, file->sections );
-    HeapFree( GetProcessHeap(), 0, file->fields );
-    HeapFree( GetProcessHeap(), 0, file->strings );
-    HeapFree( GetProcessHeap(), 0, file );
+    if (file != NULL)
+    {
+        for (i = 0; i < file->nb_sections; i++) HeapFree( GetProcessHeap(), 0,
file->sections[i] );
+        HeapFree( GetProcessHeap(), 0, file->filename );
+        HeapFree( GetProcessHeap(), 0, file->sections );
+        HeapFree( GetProcessHeap(), 0, file->fields );
+        HeapFree( GetProcessHeap(), 0, file->strings );
+        HeapFree( GetProcessHeap(), 0, file );
+    }
 }
 
 
@@ -1339,6 +1342,9 @@
     int section_index;
     LONG ret = -1;
 
+    if (hinf == NULL || hinf == INVALID_HANDLE_VALUE)
+        return ERROR_INVALID_PARAMETER;
+
     for (file = hinf; file; file = file->next)
     {
         if ((section_index = find_section( file, section )) == -1) continue;
@@ -1377,6 +1383,12 @@
 {
     struct inf_file *file = hinf;
     int section_index;
+
+    if (hinf == NULL || hinf == INVALID_HANDLE_VALUE)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
 
     SetLastError( ERROR_SECTION_NOT_FOUND );
     for (file = hinf; file; file = file->next)
@@ -1437,6 +1449,12 @@
 {
     struct inf_file *file;
     int section_index;
+
+    if (hinf == NULL || hinf == INVALID_HANDLE_VALUE)
+    {
+        SetLastError(ERROR_INVALID_PARAMETER);
+        return FALSE;
+    }
 
     SetLastError( ERROR_SECTION_NOT_FOUND );
     for (file = hinf; file; file = file->next)