1 files changed, 1 insertions, 1 deletions

diff --git a/arch/um/kernel/sigio.c b/arch/um/kernel/sigio.c
index 0ad755ceb212..2b0ab438301c 100644
--- a/arch/um/kernel/sigio.c
+++ b/arch/um/kernel/sigio.c
@@ -17,7 +17,7 @@
 /* Protected by sigio_lock() called from write_sigio_workaround */
 static int sigio_irq_fd = -1;
 
-static irqreturn_t sigio_interrupt(int irq, void *data, struct pt_regs *unused)
+static irqreturn_t sigio_interrupt(int irq, void *data)
 {
         char c;