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From: Mika Kuoppala <mika.kuoppala@linux.intel.com>
To: intel-gfx@lists.freedesktop.org
Subject: [PATCH] drm/i915: Do kunmap if renderstate parsing fails
Date: Thu, 16 Jul 2015 17:36:40 +0300	[thread overview]
Message-ID: <1437057400-29293-1-git-send-email-mika.kuoppala@intel.com> (raw)

Kunmap the renderstate page on error path.

Signed-off-by: Mika Kuoppala <mika.kuoppala@intel.com>
---
 drivers/gpu/drm/i915/i915_gem_render_state.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_gem_render_state.c b/drivers/gpu/drm/i915/i915_gem_render_state.c
index a0201fc..b6492fe 100644
--- a/drivers/gpu/drm/i915/i915_gem_render_state.c
+++ b/drivers/gpu/drm/i915/i915_gem_render_state.c
@@ -96,8 +96,10 @@ static int render_state_setup(struct render_state *so)
 			s = lower_32_bits(r);
 			if (so->gen >= 8) {
 				if (i + 1 >= rodata->batch_items ||
-				    rodata->batch[i + 1] != 0)
-					return -EINVAL;
+				    rodata->batch[i + 1] != 0) {
+					ret = -EINVAL;
+					goto err_out;
+				}
 
 				d[i++] = s;
 				s = upper_32_bits(r);
@@ -120,6 +122,10 @@ static int render_state_setup(struct render_state *so)
 	}
 
 	return 0;
+
+err_out:
+	kunmap(page);
+	return ret;
 }
 
 void i915_gem_render_state_fini(struct render_state *so)
-- 
2.1.4

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             reply	other threads:[~2015-07-16 14:36 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-07-16 14:36 Mika Kuoppala [this message]
2015-07-16 15:21 ` [PATCH] drm/i915: Do kunmap if renderstate parsing fails Siluvery, Arun
2015-07-20  2:51 ` shuang.he

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