28 lines
886 B
Diff
28 lines
886 B
Diff
From be492eed9f4724798a7b85cf8779772dc901f986 Mon Sep 17 00:00:00 2001
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From: Dave Stevenson <dave.stevenson@raspberrypi.com>
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Date: Tue, 21 Jan 2020 16:44:14 +0000
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Subject: [PATCH] driver: char: rpivid: Fix access to freed memory
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The error path during probe frees the private memory block, and
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then promptly dereferences it to log an error message.
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Use the base device instead of the pointer to it in the private
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structure.
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Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com>
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---
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drivers/char/broadcom/rpivid-mem.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/drivers/char/broadcom/rpivid-mem.c
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+++ b/drivers/char/broadcom/rpivid-mem.c
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@@ -229,7 +229,7 @@ failed_alloc_chrdev:
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failed_get_resource:
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kfree(priv);
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failed_inst_alloc:
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- dev_err(priv->dev, "could not load rpivid_mem");
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+ dev_err(&pdev->dev, "could not load rpivid_mem");
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return err;
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}
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