msvcrt: Fix a crash in _strdup.

6d4a811c · Louis. Lenders · Alexandre Julliard · a1910e11 · 6d4a811c
Commit 6d4a811c authored Jun 21, 2006 by Louis. Lenders Committed by Alexandre Julliard Jun 21, 2006
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Showing with 7 additions and 3 deletions

string.c dlls/msvcrt/string.c +7 -3

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--- a/dlls/msvcrt/string.c
+++ b/dlls/msvcrt/string.c
@@ -50,9 +50,13 @@ char* msvcrt_strndup(const char* buf, unsigned int size)
 */
 char* CDECL _strdup(const char* str)
 {
-    char * ret = MSVCRT_malloc(strlen(str)+1);
-    if (ret) strcpy( ret, str );
-    return ret;
+    if(str)
+    {
+      char * ret = MSVCRT_malloc(strlen(str)+1);
+      if (ret) strcpy( ret, str );
+      return ret;
+    }
+    else return 0;
 }

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