From: Colin King <colin.king@canonical.com> To: Jyri Sarha <jsarha@ti.com>, Andrzej Hajda <a.hajda@samsung.com>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, dri-devel@lists.freedesktop.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] drm/bridge: sii902x: fix comparision of u32 with less than zero Date: Mon, 3 Jun 2019 15:21:02 +0100 [thread overview] Message-ID: <20190603142102.27191-1-colin.king@canonical.com> (raw) From: Colin Ian King <colin.king@canonical.com> The less than check for the variable num_lanes is always going to be false because the variable is a u32. Fix this by making num_lanes an int and also make loop index i an int too. Addresses-Coverity: ("Unsigned compared against 0") Fixes: ff5781634c41 ("drm/bridge: sii902x: Implement HDMI audio support") Signed-off-by: Colin Ian King <colin.king@canonical.com> --- drivers/gpu/drm/bridge/sii902x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index d6f98d388ac2..21a947603c88 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -719,7 +719,7 @@ static int sii902x_audio_codec_init(struct sii902x *sii902x, .max_i2s_channels = 0, }; u8 lanes[4]; - u32 num_lanes, i; + int num_lanes, i; if (!of_property_read_bool(dev->of_node, "#sound-dai-cells")) { dev_dbg(dev, "%s: No \"#sound-dai-cells\", no audio\n", -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Colin King <colin.king@canonical.com> To: Jyri Sarha <jsarha@ti.com>, Andrzej Hajda <a.hajda@samsung.com>, Laurent Pinchart <Laurent.pinchart@ideasonboard.com>, David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>, dri-devel@lists.freedesktop.org Cc: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH][next] drm/bridge: sii902x: fix comparision of u32 with less than zero Date: Mon, 03 Jun 2019 14:21:02 +0000 [thread overview] Message-ID: <20190603142102.27191-1-colin.king@canonical.com> (raw) From: Colin Ian King <colin.king@canonical.com> The less than check for the variable num_lanes is always going to be false because the variable is a u32. Fix this by making num_lanes an int and also make loop index i an int too. Addresses-Coverity: ("Unsigned compared against 0") Fixes: ff5781634c41 ("drm/bridge: sii902x: Implement HDMI audio support") Signed-off-by: Colin Ian King <colin.king@canonical.com> --- drivers/gpu/drm/bridge/sii902x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c index d6f98d388ac2..21a947603c88 100644 --- a/drivers/gpu/drm/bridge/sii902x.c +++ b/drivers/gpu/drm/bridge/sii902x.c @@ -719,7 +719,7 @@ static int sii902x_audio_codec_init(struct sii902x *sii902x, .max_i2s_channels = 0, }; u8 lanes[4]; - u32 num_lanes, i; + int num_lanes, i; if (!of_property_read_bool(dev->of_node, "#sound-dai-cells")) { dev_dbg(dev, "%s: No \"#sound-dai-cells\", no audio\n", -- 2.20.1
next reply other threads:[~2019-06-03 14:21 UTC|newest] Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top [not found] <CGME20190603142108epcas2p4625777c1aaea18257804ca86bcb64454@epcas2p4.samsung.com> 2019-06-03 14:21 ` Colin King [this message] 2019-06-03 14:21 ` [PATCH][next] drm/bridge: sii902x: fix comparision of u32 with less than zero Colin King 2019-06-03 16:00 ` Jyri Sarha 2019-06-03 16:00 ` Jyri Sarha 2019-06-03 16:00 ` Jyri Sarha 2019-06-07 9:41 ` Andrzej Hajda 2019-06-07 9:41 ` Andrzej Hajda 2019-06-07 9:44 ` Colin Ian King 2019-06-07 9:44 ` Colin Ian King 2019-06-07 13:15 ` Andrzej Hajda 2019-06-07 13:15 ` Andrzej Hajda
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