From: Dan Carpenter <dan.carpenter@oracle.com>
To: Hans Verkuil <hans.verkuil@cisco.com>
Cc: Mauro Carvalho Chehab <mchehab@redhat.com>,
linux-media@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] [media] go7007: dubious one-bit signed bitfields
Date: Wed, 17 Apr 2013 10:20:30 +0300 [thread overview]
Message-ID: <20130417072029.GF7923@elgon.mountain> (raw)
Because they're signed, "is_video" and "is_audio" can be 0 and -1
instead of 0 and 1 as intended. It doesn't cause a bug, but it makes
Sparse complain:
drivers/staging/media/go7007/go7007-priv.h:94:31: error: dubious one-bit signed bitfield
drivers/staging/media/go7007/go7007-priv.h:95:31: error: dubious one-bit signed bitfield
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/staging/media/go7007/go7007-priv.h b/drivers/staging/media/go7007/go7007-priv.h
index 8bde187..6e16af7 100644
--- a/drivers/staging/media/go7007/go7007-priv.h
+++ b/drivers/staging/media/go7007/go7007-priv.h
@@ -91,8 +91,8 @@ struct go7007_board_info {
int num_i2c_devs;
struct go_i2c {
const char *type;
- int is_video:1;
- int is_audio:1;
+ unsigned int is_video:1;
+ unsigned int is_audio:1;
int addr;
u32 flags;
} i2c_devs[5];
next reply other threads:[~2013-04-17 7:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-17 7:20 Dan Carpenter [this message]
2013-04-17 7:49 ` [patch] [media] go7007: dubious one-bit signed bitfields Hans Verkuil
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