This patch fixes the checkpatch.pl warning:
WARNING: ENOSYS means 'invalid syscall nr' and nothing else
Regards,
Santosh Pai
>From 502464417255edb52a1db71146e2f33e67df87ce Mon Sep 17 00:00:00 2001
From: sanpai <santhosh.pai88@xxxxxxxxx>
Date: Sun, 21 Jun 2015 15:05:00 +0530
Subject: [PATCH] staging : Comedi : comedi_fops : Fixed the return error code
try_module_get fails when the reference count of the module is not
allowed to be incremented ,and hence -EPERM is returned.
Signed-off-by: sanpai <santhosh.pai88@xxxxxxxxx>
---
drivers/staging/comedi/comedi_fops.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index 985d94b..d6a37e9 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2606,7 +2606,7 @@ static int comedi_open(struct inode *inode, struct file *file)
}
if (dev->attached && dev->use_count == 0) {
if (!try_module_get(dev->driver->module)) {
- rc = -ENOSYS;
+ rc = -EPERM;
goto out;
}
if (dev->open) {
--
1.7.9.5
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