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path: root/drivers/char/epca.c
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Diffstat (limited to 'drivers/char/epca.c')
-rw-r--r--drivers/char/epca.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index abef1f7d84f..ff647ca1c48 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -36,6 +36,7 @@
#include <linux/tty.h>
#include <linux/tty_flip.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/ioport.h>
#include <linux/interrupt.h>
#include <linux/uaccess.h>