29 lines
1.2 KiB
Diff
29 lines
1.2 KiB
Diff
From 6e0718f21feda0ed97f932cee39b676817e457f2 Mon Sep 17 00:00:00 2001
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From: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
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Date: Tue, 2 Apr 2024 03:40:40 -0700
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Subject: [PATCH] drm/panthor: Fix NULL vs IS_ERR() bug in panthor_probe()
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The devm_drm_dev_alloc() function returns error pointers.
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Update the error handling to check for error pointers instead of NULL.
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Fixes: 4bdca1150792 ("drm/panthor: Add the driver frontend block")
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Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
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Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
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Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
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Link: https://patchwork.freedesktop.org/patch/msgid/20240402104041.1689951-1-harshit.m.mogalapalli@oracle.com
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---
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drivers/gpu/drm/panthor/panthor_drv.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/drivers/gpu/drm/panthor/panthor_drv.c
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+++ b/drivers/gpu/drm/panthor/panthor_drv.c
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@@ -1399,7 +1399,7 @@ static int panthor_probe(struct platform
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ptdev = devm_drm_dev_alloc(&pdev->dev, &panthor_drm_driver,
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struct panthor_device, base);
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- if (!ptdev)
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+ if (IS_ERR(ptdev))
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return -ENOMEM;
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platform_set_drvdata(pdev, ptdev);
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