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path: root/drivers/input/serio/ct82c710.c
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Diffstat (limited to 'drivers/input/serio/ct82c710.c')
-rw-r--r--drivers/input/serio/ct82c710.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/input/serio/ct82c710.c b/drivers/input/serio/ct82c710.c
index 448c7724beb9..852816567241 100644
--- a/drivers/input/serio/ct82c710.c
+++ b/drivers/input/serio/ct82c710.c
@@ -111,9 +111,11 @@ static void ct82c710_close(struct serio *serio)
111static int ct82c710_open(struct serio *serio) 111static int ct82c710_open(struct serio *serio)
112{ 112{
113 unsigned char status; 113 unsigned char status;
114 int err;
114 115
115 if (request_irq(CT82C710_IRQ, ct82c710_interrupt, 0, "ct82c710", NULL)) 116 err = request_irq(CT82C710_IRQ, ct82c710_interrupt, 0, "ct82c710", NULL);
116 return -1; 117 if (err)
118 return err;
117 119
118 status = inb_p(CT82C710_STATUS); 120 status = inb_p(CT82C710_STATUS);
119 121
@@ -131,7 +133,7 @@ static int ct82c710_open(struct serio *serio)
131 status &= ~(CT82C710_ENABLE | CT82C710_INTS_ON); 133 status &= ~(CT82C710_ENABLE | CT82C710_INTS_ON);
132 outb_p(status, CT82C710_STATUS); 134 outb_p(status, CT82C710_STATUS);
133 free_irq(CT82C710_IRQ, NULL); 135 free_irq(CT82C710_IRQ, NULL);
134 return -1; 136 return -EBUSY;
135 } 137 }
136 138
137 return 0; 139 return 0;