ntdll: Multiply r4 with the word size in ARM for __chkstk.

2b095bea · Mohamed Mediouni · Alexandre Julliard · dc1b177a · 2b095bea
Commit 2b095bea authored Jun 15, 2015 by Mohamed Mediouni Committed by Alexandre Julliard Jun 16, 2015
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signal_arm.c dlls/ntdll/signal_arm.c +3 -2

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--- a/dlls/ntdll/signal_arm.c
+++ b/dlls/ntdll/signal_arm.c
@@ -250,9 +250,10 @@ static inline void restore_fpu( CONTEXT *context, const ucontext_t *sigcontext )
 /**************************************************************************
 *		__chkstk (NTDLL.@)
 *
- * Should check if we can decrement SP by the value provided in r4, but we shouldn't need that.
+ * Incoming r4 contains words to allocate, converting to bytes then return
 */
-__ASM_GLOBAL_FUNC( __chkstk, "bx lr" )
+__ASM_GLOBAL_FUNC( __chkstk, "lsl r4, r4, #2\n\t"
+                             "bx lr" )

 /***********************************************************************
 *		RtlCaptureContext (NTDLL.@)