[PATCH 5/5] Staging: comedi: proc: Warn if unable to create proc entry
From: Cheah Kok Cheong
Date: Fri Dec 30 2016 - 06:27:58 EST
The proc entry is not essential for the comedi system as
evident by the support for !CONFIG_PROC_FS. So for failure
to create, just warn and continue loading.
Signed-off-by: Cheah Kok Cheong <thrust73@xxxxxxxxx>
---
drivers/staging/comedi/proc.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/proc.c b/drivers/staging/comedi/proc.c
index 99b23b2e..2644dd4 100644
--- a/drivers/staging/comedi/proc.c
+++ b/drivers/staging/comedi/proc.c
@@ -89,7 +89,8 @@ static const struct file_operations comedi_proc_fops = {
void __init comedi_proc_init(void)
{
- proc_create("comedi", 0444, NULL, &comedi_proc_fops);
+ if (!proc_create("comedi", 0444, NULL, &comedi_proc_fops))
+ pr_warn("comedi: unable to create proc entry\n");
}
void comedi_proc_cleanup(void)
--
2.7.4