headers: remove sched.h from poll.h

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/infiniband/core/ucm.c

@@ -38,6 +38,7 @@
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/file.h>
 #include <linux/mount.h>
 #include <linux/cdev.h>

drivers/infiniband/core/user_mad.c

@@ -44,6 +44,7 @@
 #include <linux/mutex.h>
 #include <linux/kref.h>
 #include <linux/compat.h>
+#include <linux/sched.h>
 #include <linux/semaphore.h>
 
 #include <asm/uaccess.h>

drivers/infiniband/core/uverbs_main.c

@@ -40,6 +40,7 @@
 #include <linux/err.h>
 #include <linux/fs.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/file.h>
 #include <linux/mount.h>
 #include <linux/cdev.h>