[PATCH 1/5] netapi32: Validate bufptr argument before accessing it.

[Piotr Caban]

From: Piotr Caban

---
 dlls/netapi32/netapi32.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/netapi32/netapi32.c b/dlls/netapi32/netapi32.c
index a82ef197f2a..53e9acfc7b4 100644
--- a/dlls/netapi32/netapi32.c
+++ b/dlls/netapi32/netapi32.c
@@ -180,6 +180,7 @@ NET_API_STATUS WINAPI NetServerGetInfo(LMSTR servername, DWORD level, LPBYTE* bu

TRACE("%s %ld %p\n", debugstr_w( servername ), level, bufptr );

+    if (!bufptr) return ERROR_INVALID_PARAMETER;
     if (!local)
     {
         if (samba_init())
@@ -199,7 +200,6 @@ NET_API_STATUS WINAPI NetServerGetInfo(LMSTR servername, DWORD level, LPBYTE* bu
         FIXME( "remote computers not supported\n" );
         return ERROR_INVALID_LEVEL;
     }
-    if (!bufptr) return ERROR_INVALID_PARAMETER;

switch (level)
     {
@@ -914,6 +914,7 @@ NET_API_STATUS WINAPI NetWkstaGetInfo( LMSTR servername, DWORD level,

TRACE("%s %ld %p\n", debugstr_w( servername ), level, bufptr );

+    if (!bufptr) return ERROR_INVALID_PARAMETER;
     if (!local)
     {
         if (samba_init())
@@ -933,7 +934,6 @@ NET_API_STATUS WINAPI NetWkstaGetInfo( LMSTR servername, DWORD level,
         FIXME( "remote computers not supported\n" );
         return ERROR_INVALID_LEVEL;
     }
-    if (!bufptr) return ERROR_INVALID_PARAMETER;

switch (level)
     {