[PATCH] msi: Remove checks for negative value.

[Andrey Gusev]

Signed-off-by: Andrey Gusev 
---
 dlls/msi/format.c | 2 +-
 dlls/msi/string.c | 2 +-
 dlls/msi/table.c  | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/dlls/msi/format.c b/dlls/msi/format.c
index 9356c9e30d..2534b8f6a3 100644
--- a/dlls/msi/format.c
+++ b/dlls/msi/format.c
@@ -242,7 +242,7 @@ static WCHAR *deformat_file( FORMAT *format, FORMSTR *str, BOOL shortname, int *
         if ((ret = strdupW( file->TargetPath ))) len = strlenW( ret );
         goto done;
     }
-    if ((len = GetShortPathNameW(file->TargetPath, NULL, 0)) <= 0)
+    if ((len = GetShortPathNameW(file->TargetPath, NULL, 0)) == 0)
     {
         if ((ret = strdupW( file->TargetPath ))) len = strlenW( ret );
         goto done;
diff --git a/dlls/msi/string.c b/dlls/msi/string.c
index f094a53c9e..b0e61e5d76 100644
--- a/dlls/msi/string.c
+++ b/dlls/msi/string.c
@@ -246,7 +246,7 @@ static UINT string2id( const string_table *st, const char *buffer, UINT *id )
     }

sz = MultiByteToWideChar( st->codepage, 0, buffer, -1, NULL, 0 );
-    if( sz <= 0 )
+    if( sz == 0 )
         return r;
     str = msi_alloc( sz*sizeof(WCHAR) );
     if( !str )
diff --git a/dlls/msi/table.c b/dlls/msi/table.c
index 45a181445a..41e313736f 100644
--- a/dlls/msi/table.c
+++ b/dlls/msi/table.c
@@ -1279,7 +1279,7 @@ static UINT get_table_value_from_record( MSITABLEVIEW *tv, MSIRECORD *rec, UINT
     UINT r;
     int ival;

-    if ( (iField <= 0) ||
+    if ( (iField == 0) ||
          (iField > tv->num_cols) ||
           MSI_RecordIsNull( rec, iField ) )
         return ERROR_FUNCTION_FAILED;