* [PATCH] staging: crystalhd: fix signed bug
@ 2010-09-12 18:56 Vasiliy Kulikov
2010-09-28 19:01 ` Jarod Wilson
0 siblings, 1 reply; 2+ messages in thread
From: Vasiliy Kulikov @ 2010-09-12 18:56 UTC (permalink / raw)
To: kernel-janitors
Cc: Greg Kroah-Hartman, Jarod Wilson, Manu Abraham, Scott Davilla,
Lars Lindley, devel, linux-kernel
chd_dec_major is unsigned, so check chd_dec_major < 0 doesn't make sense.
Since it is used as signed, declare it as int.
Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
---
Compile tested.
drivers/staging/crystalhd/crystalhd_lnx.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/drivers/staging/crystalhd/crystalhd_lnx.h b/drivers/staging/crystalhd/crystalhd_lnx.h
index c951e43..a2b5a56 100644
--- a/drivers/staging/crystalhd/crystalhd_lnx.h
+++ b/drivers/staging/crystalhd/crystalhd_lnx.h
@@ -76,7 +76,7 @@ struct crystalhd_adp {
spinlock_t lock;
/* API Related */
- unsigned int chd_dec_major;
+ int chd_dec_major;
unsigned int cfg_users;
struct crystalhd_ioctl_data *idata_free_head; /* ioctl data pool */
--
1.7.0.4
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] staging: crystalhd: fix signed bug
2010-09-12 18:56 [PATCH] staging: crystalhd: fix signed bug Vasiliy Kulikov
@ 2010-09-28 19:01 ` Jarod Wilson
0 siblings, 0 replies; 2+ messages in thread
From: Jarod Wilson @ 2010-09-28 19:01 UTC (permalink / raw)
To: Vasiliy Kulikov
Cc: kernel-janitors, Greg Kroah-Hartman, Manu Abraham, Scott Davilla,
Lars Lindley, devel, linux-kernel
On Sun, Sep 12, 2010 at 10:56:51PM +0400, Vasiliy Kulikov wrote:
> chd_dec_major is unsigned, so check chd_dec_major < 0 doesn't make sense.
> Since it is used as signed, declare it as int.
>
> Signed-off-by: Vasiliy Kulikov <segooon@gmail.com>
Indeed, Bad Things here when we try to store the ret from register_chrdev
in an unsigned int and test it for < 0...
Acked-by: Jarod Wilson <jarod@redhat.com>
--
Jarod Wilson
jarod@redhat.com
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2010-09-28 19:01 ` Jarod Wilson
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