msi: Fix stack alignment in CUSTOMPROC_wrapper.

[Sebastian Lackner]

Spotted by Dmitry Timoshkov.

Signed-off-by: Sebastian Lackner <sebastian at fds-team.de>
---
 dlls/msi/custom.c |    1 +
 1 file changed, 1 insertion(+)

diff --git a/dlls/msi/custom.c b/dlls/msi/custom.c
index 4e934bd..35a1b5c 100644
--- a/dlls/msi/custom.c
+++ b/dlls/msi/custom.c
@@ -539,6 +539,7 @@ __ASM_GLOBAL_FUNC( CUSTOMPROC_wrapper,
     __ASM_CFI(".cfi_rel_offset %ebp,0\n\t")
     "movl %esp,%ebp\n\t"
     __ASM_CFI(".cfi_def_cfa_register %ebp\n\t")
+    "subl $4,%esp\n\t"
     "pushl 12(%ebp)\n\t"
     "movl 8(%ebp),%eax\n\t"
     "call *%eax\n\t"
-- 
2.7.1