9p: Fix sparse error

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/9p/protocol.c b/net/9p/protocol.c
index 8a4084fa8b5a..a7e899740041 100644
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -468,7 +468,8 @@ p9pdu_vwritef(struct p9_fcall *pdu, int proto_version, const char *fmt,
                 case 'E':{
                                  int32_t cnt = va_arg(ap, int32_t);
                                  const char *k = va_arg(ap, const void *);
-                                 const char *u = va_arg(ap, const void *);
+                                 const char __user *u = va_arg(ap,
+                                                        const void __user *);
                                  errcode = p9pdu_writef(pdu, proto_version, "d",
                                                  cnt);
                                  if (!errcode && pdu_write_urw(pdu, k, u, cnt))