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94c4c1331a
Update default kernel version to 6.6 for the Raspberry Pi devices. Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
29 lines
757 B
Diff
29 lines
757 B
Diff
From fd4dd0612e2b97840bb5ca1699ff7d779704c4a9 Mon Sep 17 00:00:00 2001
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Fri, 13 Mar 2015 12:43:36 +0000
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Subject: [PATCH 0066/1085] Protect __release_resource against resources
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without parents
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Without this patch, removing a device tree overlay can crash here.
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Signed-off-by: Phil Elwell <phil@raspberrypi.org>
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---
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kernel/resource.c | 6 ++++++
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1 file changed, 6 insertions(+)
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--- a/kernel/resource.c
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+++ b/kernel/resource.c
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@@ -200,6 +200,12 @@ static int __release_resource(struct res
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{
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struct resource *tmp, **p, *chd;
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+ if (!old->parent) {
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+ WARN(old->sibling, "sibling but no parent");
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+ if (old->sibling)
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+ return -EINVAL;
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+ return 0;
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+ }
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p = &old->parent->child;
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for (;;) {
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tmp = *p;
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