mirror of https://github.com/hak5/openwrt.git
30 lines
862 B
Diff
30 lines
862 B
Diff
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From 91edf710900c85d081f2f56ad23d85f65674d316 Mon Sep 17 00:00:00 2001
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From: Andy Green <andy@openmoko.com>
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Date: Wed, 2 Jul 2008 22:41:59 +0100
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Subject: [PATCH] debug-backtrace-not-choke-on-null-dev_blah.patch
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Signed-off-by: Andy Green <andy@openmoko.com>
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---
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drivers/base/core.c | 5 +++++
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1 files changed, 5 insertions(+), 0 deletions(-)
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diff --git a/drivers/base/core.c b/drivers/base/core.c
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index 2683eac..49fdee2 100644
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--- a/drivers/base/core.c
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+++ b/drivers/base/core.c
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@@ -42,6 +42,11 @@ int (*platform_notify_remove)(struct device * dev) = NULL;
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*/
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const char *dev_driver_string(struct device *dev)
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{
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+ if (!dev) {
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+ printk(KERN_ERR"Null dev to dev_driver_string\n");
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+ dump_stack();
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+ return "*NULL*";
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+ }
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return dev->driver ? dev->driver->name :
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(dev->bus ? dev->bus->name :
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(dev->class ? dev->class->name : ""));
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--
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1.5.6.5
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