msvcrt: Remove redundant NULL checks before MSVCRT_free.

dlls/msvcrt/console.c

@@ -231,7 +231,6 @@ int CDECL _kbhit(void)
           break;
         }
       }
-    if (ir)
     MSVCRT_free(ir);
   }
   UNLOCK_CONSOLE;

dlls/msvcrt/cpp.c

@@ -544,7 +544,6 @@ DEFINE_THISCALL_WRAPPER(MSVCRT_type_info_dtor);
 void __stdcall MSVCRT_type_info_dtor(type_info * _this)
 {
   TRACE("(%p)\n", _this);
-  if (_this->name)
   MSVCRT_free(_this->name);
 }
 

dlls/msvcrt/exit.c

@@ -219,7 +219,6 @@ MSVCRT__onexit_t CDECL MSVCRT__onexit(MSVCRT__onexit_t func)
     }
     memcpy (newtable, MSVCRT_atexit_table, MSVCRT_atexit_table_size);
     MSVCRT_atexit_table_size += 32;
-    if (MSVCRT_atexit_table)
     MSVCRT_free (MSVCRT_atexit_table);
     MSVCRT_atexit_table = newtable;
   }

dlls/msvcrt/file.c

@@ -2040,11 +2040,8 @@ int CDECL MSVCRT_fclose(MSVCRT_FILE* file)
   int r, flag;
 
   flag = file->_flag;
-  if (file->_tmpfname)
-  {
   MSVCRT_free(file->_tmpfname);
   file->_tmpfname = NULL;
-  }
   /* flush stdio buffers */
   if(file->_flag & MSVCRT__IOWRT)
       MSVCRT_fflush(file);

dlls/msvcrt/process.c

@@ -371,7 +371,7 @@ MSVCRT_intptr_t CDECL _spawnle(int flags, const char* name, const char* arg0, ..
     ret = msvcrt_spawn(flags, name, args, envs);
 
     MSVCRT_free(args);
-    if (envs) MSVCRT_free(envs);
+    MSVCRT_free(envs);
     return ret;
 }
 
@@ -427,7 +427,7 @@ MSVCRT_intptr_t CDECL _spawnlpe(int flags, const char* name, const char* arg0, .
     ret = msvcrt_spawn(flags, fullname[0] ? fullname : name, args, envs);
 
     MSVCRT_free(args);
-    if (envs) MSVCRT_free(envs);
+    MSVCRT_free(envs);
     return ret;
 }
 
@@ -482,7 +482,6 @@ MSVCRT_intptr_t CDECL _spawnve(int flags, const char* name, const char* const* a
     ret = msvcrt_spawn(flags, fullname, args, envs);
     MSVCRT_free(args);
   }
-  if (envs)
   MSVCRT_free(envs);
 
   return ret;