All of lore.kernel.org
 help / color / mirror / Atom feed
From: Hariprasad Kelam <hariprasad.kelam@gmail.com>
To: Tomi Valkeinen <tomi.valkeinen@ti.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
	Sebastian Reichel <sebastian.reichel@collabora.com>,
	Hariprasad Kelam <hariprasad.kelam@gmail.com>,
	Matteo Croce <mcroce@redhat.com>,
	dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org
Subject: [PATCH] drm/omapdrm: fix warning PTR_ERR_OR_ZERO can be used
Date: Sat, 25 May 2019 13:00:26 +0530	[thread overview]
Message-ID: <20190525073026.GA7114@hari-Inspiron-1545> (raw)

fix below warnings reported by coccicheck

./drivers/gpu/drm/omapdrm/dss/hdmi_phy.c:197:1-3: WARNING:
PTR_ERR_OR_ZERO can be used
./drivers/gpu/drm/omapdrm/dss/hdmi4_core.c:937:1-3: WARNING:
PTR_ERR_OR_ZERO can be used
./drivers/gpu/drm/omapdrm/dss/hdmi5_core.c:913:1-3: WARNING:
PTR_ERR_OR_ZERO can be used
./drivers/gpu/drm/omapdrm/dss/hdmi4.c:601:1-3: WARNING: PTR_ERR_OR_ZERO
can be used

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
---
 drivers/gpu/drm/omapdrm/dss/hdmi4.c      | 5 +----
 drivers/gpu/drm/omapdrm/dss/hdmi4_core.c | 6 ++----
 drivers/gpu/drm/omapdrm/dss/hdmi5_core.c | 4 +---
 drivers/gpu/drm/omapdrm/dss/hdmi_phy.c   | 4 +---
 4 files changed, 5 insertions(+), 14 deletions(-)

diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index 6339e27..cce53f3 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -598,10 +598,7 @@ static int hdmi_audio_register(struct omap_hdmi *hdmi)
 		&hdmi->pdev->dev, "omap-hdmi-audio", PLATFORM_DEVID_AUTO,
 		&pdata, sizeof(pdata));
 
-	if (IS_ERR(hdmi->audio_pdev))
-		return PTR_ERR(hdmi->audio_pdev);
-
-	return 0;
+	return PTR_ERR_OR_ZERO(hdmi->audio_pdev);
 }
 
 /* -----------------------------------------------------------------------------
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
index e384b95..1bcdb54 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
@@ -934,8 +934,6 @@ int hdmi4_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core");
 	core->base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(core->base))
-		return PTR_ERR(core->base);
-
-	return 0;
+	
+	return PTR_ERR_OR_ZERO(core->base);
 }
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
index 02efabc..022c2ce 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5_core.c
@@ -910,8 +910,6 @@ int hdmi5_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "core");
 	core->base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(core->base))
-		return PTR_ERR(core->base);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(core->base);
 }
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c b/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
index 9915923..a7d7040 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi_phy.c
@@ -194,8 +194,6 @@ int hdmi_phy_init(struct platform_device *pdev, struct hdmi_phy_data *phy,
 
 	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "phy");
 	phy->base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(phy->base))
-		return PTR_ERR(phy->base);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(phy->base);
 }
-- 
2.7.4


             reply	other threads:[~2019-05-25  7:30 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-25  7:30 Hariprasad Kelam [this message]
2019-05-25 14:56 ` [PATCH] drm/omapdrm: fix warning PTR_ERR_OR_ZERO can be used Matteo Croce
2019-05-27  9:06   ` Tomi Valkeinen
2019-05-27  9:06     ` Tomi Valkeinen

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20190525073026.GA7114@hari-Inspiron-1545 \
    --to=hariprasad.kelam@gmail.com \
    --cc=airlied@linux.ie \
    --cc=daniel@ffwll.ch \
    --cc=dri-devel@lists.freedesktop.org \
    --cc=laurent.pinchart@ideasonboard.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mcroce@redhat.com \
    --cc=sebastian.reichel@collabora.com \
    --cc=tomi.valkeinen@ti.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.