From: Olaf Hering <olh@suse•de>
To: Paul Mackeras <paulus@samba•org>, linuxppc-dev@ozlabs•org
Subject: [PATCH] prevent stack corruption in call_prom_ret
Date: Tue, 29 Nov 2005 14:04:05 +0100 [thread overview]
Message-ID: <20051129130405.GA19793@suse.de> (raw)
Use the correct pointer to clear the memory of the return values,
to prevent stack corruption in the callers stackframe.
Signed-off-by: Olaf Hering <olh@suse•de>
arch/powerpc/kernel/prom_init.c | 2 +-
1 files changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.15-rc3-olh/arch/powerpc/kernel/prom_init.c
===================================================================
--- linux-2.6.15-rc3-olh.orig/arch/powerpc/kernel/prom_init.c
+++ linux-2.6.15-rc3-olh/arch/powerpc/kernel/prom_init.c
@@ -265,7 +265,7 @@ static int __init call_prom_ret(const ch
va_end(list);
for (i = 0; i < nret; i++)
- rets[nargs+i] = 0;
+ args.args[nargs+i] = 0;
if (enter_prom(&args, RELOC(prom_entry)) < 0)
return PROM_ERROR;
--
short story of a lazy sysadmin:
alias appserv=wotan
reply other threads:[~2005-11-29 13:04 UTC|newest]
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