[PATCH] uml: Fix build breakage after slab.h changes

[Jan Kiszka <jan.kiszka@web.de>]

We now have to to include linux/slab.h explicitly for kmalloc & friends.
Files that build against host headers already get their prototypes via
um_malloc.h, linux/slab.h may even be unavailable.

Signed-off-by: Jan Kiszka <jan.kiszka@web.de>
---
 arch/um/drivers/line.c    |    1 +
 arch/um/os-Linux/helper.c |    1 -
 2 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 64cda95..7a656bd 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -6,6 +6,7 @@
 #include "linux/irqreturn.h"
 #include "linux/kd.h"
 #include "linux/sched.h"
+#include "linux/slab.h"
 #include "chan_kern.h"
 #include "irq_kern.h"
 #include "irq_user.h"
diff --git a/arch/um/os-Linux/helper.c b/arch/um/os-Linux/helper.c
index 06d6ccf..b6b1096 100644
--- a/arch/um/os-Linux/helper.c
+++ b/arch/um/os-Linux/helper.c
@@ -8,7 +8,6 @@
 #include <errno.h>
 #include <sched.h>
 #include <linux/limits.h>
-#include <linux/slab.h>
 #include <sys/socket.h>
 #include <sys/wait.h>
 #include "kern_constants.h"