[PATCH 4.19 187/321] um: Include sys/uio.h to have writev()

[Greg Kroah-Hartman]

From: Richard Weinberger <richard@xxxxxx>

[ Upstream commit 0053102a869f1b909904b1b85ac282e2744deaab ]

sys/uio.h gives us writev(), otherwise the build might fail on
some systems.

Fixes: 49da7e64f33e ("High Performance UML Vector Network Driver")
Signed-off-by: Richard Weinberger <richard@xxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 arch/um/drivers/vector_user.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/arch/um/drivers/vector_user.c b/arch/um/drivers/vector_user.c
index 4d6a78e31089f..00c4c2735a5f7 100644
--- a/arch/um/drivers/vector_user.c
+++ b/arch/um/drivers/vector_user.c
@@ -30,6 +30,7 @@
 #include <stdlib.h>
 #include <os.h>
 #include <um_malloc.h>
+#include <sys/uio.h>
 #include "vector_user.h"
 
 #define ID_GRE 0
-- 
2.20.1