There is a missing if in driver/misc/mcp-core.c
Nearly at the end.
Try to find this entry:
__MOD_INC_USE_COUNT(mcp->owner);
After you have found this add an if() around like this:
if (mcp->owner)
{
__MOD_INC_USE_COUNT(mcp->owner);
}
Best regards
Juergen
> -----Urspr�ngliche Nachricht-----
> Von: raymond lee [SMTP:[EMAIL PROTECTED]]
> Gesendet am: Freitag, 1. M�rz 2002 06:34
> An: [EMAIL PROTECTED]
> Betreff: kernel 2.4.17 broken,why?
>
> Hi,
> I am using kernel 2.4.7-rmk5 on assabet.When booting
> the kernel,a error as follow encountered.
>
> "ide: Assuming 50MHz system bus speed for PIO modes;
> override with idebus=xx
> Unable to handle kernel NULL pointer at xxxxxxx".
>
> I look through System.map and find the "pc" pointer
> stops in "mcp_register()".So I disable MCP interface
> in kernel configuration and compile it again. The
> kernel can boot rightly this time.
>
> why? Any other method to resolve this problem?
>
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