From: SF Markus Elfring <elfring@users.sourceforge.net>
To: dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
Chris Wilson <chris@chris-wilson.co.uk>,
Daniel Vetter <daniel.vetter@intel.com>,
David Airlie <airlied@linux.ie>,
Jani Nikula <jani.nikula@linux.intel.com>
Cc: kernel-janitors@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH 5/9] drm/i915: Adjust seven checks for null pointers
Date: Thu, 04 May 2017 16:56:56 +0000 [thread overview]
Message-ID: <0fb8a6a5-f9ee-1e5d-d52d-5faca3ecde0d@users.sourceforge.net> (raw)
In-Reply-To: <39c8a155-cf89-1aa5-9ca6-4e9ccf3aa602@users.sourceforge.net>
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Thu, 4 May 2017 13:52:19 +0200
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
The script “checkpatch.pl” pointed information out like the following.
Comparison to NULL could be written …
Thus fix affected source code places.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
drivers/gpu/drm/i915/i915_debugfs.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index bf9a2e8d8c16..d9c699d7245e 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -242,7 +242,7 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data)
if (count = total)
break;
- if (obj->stolen = NULL)
+ if (!obj->stolen)
continue;
objects[count++] = obj;
@@ -254,7 +254,7 @@ static int i915_gem_stolen_list_info(struct seq_file *m, void *data)
if (count = total)
break;
- if (obj->stolen = NULL)
+ if (!obj->stolen)
continue;
objects[count++] = obj;
@@ -557,7 +557,7 @@ static int i915_gem_pageflip_info(struct seq_file *m, void *data)
spin_lock_irq(&dev->event_lock);
work = crtc->flip_work;
- if (work = NULL) {
+ if (!work) {
seq_printf(m, "No flip due on pipe %c (plane %c)\n",
pipe, plane);
} else {
@@ -3717,7 +3717,7 @@ static ssize_t i915_displayport_test_active_write(struct file *file,
continue;
if (connector->status = connector_status_connected &&
- connector->encoder != NULL) {
+ connector->encoder) {
intel_dp = enc_to_intel_dp(connector->encoder);
status = kstrtoint(input_buffer, 10, &val);
if (status < 0)
@@ -3756,7 +3756,7 @@ static int i915_displayport_test_active_show(struct seq_file *m, void *data)
continue;
if (connector->status = connector_status_connected &&
- connector->encoder != NULL) {
+ connector->encoder) {
intel_dp = enc_to_intel_dp(connector->encoder);
seq_putc(m,
intel_dp->compliance.test_active ? '1' : '0');
@@ -3801,7 +3801,7 @@ static int i915_displayport_test_data_show(struct seq_file *m, void *data)
continue;
if (connector->status = connector_status_connected &&
- connector->encoder != NULL) {
+ connector->encoder) {
intel_dp = enc_to_intel_dp(connector->encoder);
if (intel_dp->compliance.test_type =
DP_TEST_LINK_EDID_READ)
@@ -3855,7 +3855,7 @@ static int i915_displayport_test_type_show(struct seq_file *m, void *data)
continue;
if (connector->status = connector_status_connected &&
- connector->encoder != NULL) {
+ connector->encoder) {
intel_dp = enc_to_intel_dp(connector->encoder);
seq_printf(m, "%02lx", intel_dp->compliance.test_type);
} else {
--
2.12.2
next prev parent reply other threads:[~2017-05-04 16:56 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <39c8a155-cf89-1aa5-9ca6-4e9ccf3aa602@users.sourceforge.net>
2017-05-04 16:51 ` [PATCH 1/9] drm/i915: Replace ten seq_puts() calls by seq_putc() SF Markus Elfring
2017-05-04 16:52 ` [PATCH 2/9] drm/i915: Combine five seq_printf() calls in i915_display_info() SF Markus Elfring
2017-05-04 16:54 ` [PATCH 3/9] drm/i915: Replace 14 seq_printf() calls by seq_puts() SF Markus Elfring
2017-05-04 20:09 ` Chris Wilson
2017-05-05 5:51 ` Jani Nikula
2017-05-04 16:55 ` [PATCH 4/9] drm/i915: Delete unnecessary braces in three functions SF Markus Elfring
2017-05-05 5:54 ` Jani Nikula
2017-05-04 16:56 ` SF Markus Elfring [this message]
2017-05-05 5:46 ` [PATCH 5/9] drm/i915: Adjust seven checks for null pointers Jani Nikula
2017-05-04 16:58 ` [PATCH 6/9] drm/i915: Add spaces for better code readability SF Markus Elfring
2017-05-05 5:49 ` Jani Nikula
2017-05-04 16:59 ` [PATCH 7/9] drm/i915: Combine substrings for a message in gen6_drpc_info() SF Markus Elfring
2017-05-04 20:12 ` Chris Wilson
2017-05-04 20:48 ` SF Markus Elfring
2017-05-04 20:58 ` Chris Wilson
2017-05-05 4:49 ` Dan Carpenter
2017-05-04 17:00 ` [PATCH 8/9] drm/i915: Replace a seq_puts() call by seq_putc() in two functions SF Markus Elfring
2017-05-04 17:01 ` [PATCH 9/9] drm/i915: Combine substrings for two messages in i915_ggtt_probe_hw() SF Markus Elfring
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