[patch 35/37] SCSI: aha152x: fix init suspiciously returned 1, itshould follow 0/-E convention

From: Greg KH
Date: Tue May 13 2008 - 16:26:29 EST


2.6.25-stable review patch. If anyone has any objections, please let us
know.

------------------
From: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>

commit ad2fa42d044b98469449880474a9662fb689f7f9 upstream

Reported-by: Frank de Jong <frapex@xxxxxxxxx>
> [1.] One line summary of the problem:
> linux-2.6.25.3, aha152x'->init suspiciously returned 1, it should
> follow 0/-E convention. The module / driver works okay. Unloading the
> module is impossible.

The driver is apparently returning 0 on failure and 1 on success.
That's a bit unfortunate. Fix it by altering to -ENODEV and 0.

Signed-off-by: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
drivers/scsi/aha152x.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/scsi/aha152x.c
+++ b/drivers/scsi/aha152x.c
@@ -3835,7 +3835,7 @@ static int __init aha152x_init(void)
iounmap(p);
}
if (!ok && setup_count == 0)
- return 0;
+ return -ENODEV;

printk(KERN_INFO "aha152x: BIOS test: passed, ");
#else
@@ -3914,7 +3914,7 @@ static int __init aha152x_init(void)
#endif
}

- return 1;
+ return 0;
}

static void __exit aha152x_exit(void)

--
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