Input: atkbd - use guard notation when pausing serio port

Using guard notation makes the code more compact and error handling
more robust by ensuring that serio ports are resumed in all code paths
when control leaves critical section.

Link: https://lore.kernel.org/r/20240905041732.2034348-7-dmitry.torokhov@gmail.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 5855d4fc6e6a4de4be73346feb0240af369ed53d..ec94fcfa4cdebe414ceed02efc2322a534916c78 100644 (file)
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -713,9 +713,9 @@ static int atkbd_event(struct input_dev *dev,
 
 static inline void atkbd_enable(struct atkbd *atkbd)
 {
-       serio_pause_rx(atkbd->ps2dev.serio);
+       guard(serio_pause_rx)(atkbd->ps2dev.serio);
+
        atkbd->enabled = true;
-       serio_continue_rx(atkbd->ps2dev.serio);
 }
 
 /*
@@ -725,9 +725,9 @@ static inline void atkbd_enable(struct atkbd *atkbd)
 
 static inline void atkbd_disable(struct atkbd *atkbd)
 {
-       serio_pause_rx(atkbd->ps2dev.serio);
+       guard(serio_pause_rx)(atkbd->ps2dev.serio);
+
        atkbd->enabled = false;
-       serio_continue_rx(atkbd->ps2dev.serio);
 }
 
 static int atkbd_activate(struct atkbd *atkbd)