Stefan Oberhumer : ntdll: qsort: Comparator must not get the same pointer.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: c8fb366eb007c6fbed724012700d6edd21b03764
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=c8fb366eb007c6fbed72401270...

Author: Stefan Oberhumer <stefan(a)obssys.com>
Date:   Tue Oct  5 00:03:05 2010 +0200

ntdll: qsort: Comparator must not get the same pointer.

---

 dlls/ntdll/misc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/dlls/ntdll/misc.c b/dlls/ntdll/misc.c
index 9291909..7a939c2 100644
--- a/dlls/ntdll/misc.c
+++ b/dlls/ntdll/misc.c
@@ -272,7 +272,7 @@ NTDLL_mergesort( void *arr, void *barr, size_t elemsize, int(__cdecl *compar)(co
 
         /* i=left; j=right; */
         for (k=left; i<=m && j>m; k++) {
-            if (compar(X(barr,i),X(barr,j))<=0) {
+            if (i==j || compar(X(barr,i),X(barr,j))<=0) {
                 memcpy(X(arr,k),X(barr,i),elemsize);
                 i++;
             } else {