From: Martin Schwidefsky <schwidefsky@de.ibm.com>
Date: Fri, 9 Oct 2015 11:36:40 +0000 (+0200)
Subject: s390/zcore: remove invalid kfree in init_cpu_info
X-Git-Tag: v4.5-rc1~113^2~55
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4c5b03b60762bbe6b129b648e845f7faa5933f61;p=karo-tx-linux.git

s390/zcore: remove invalid kfree in init_cpu_info

The extended save area for the boot CPU has been allocated by
smp_save_dump_cpus() with memblock_alloc() and may not be freed
with kfree().

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
---

diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c
index 823f41fc4bbd..c839a1593b8f 100644
--- a/drivers/s390/char/zcore.c
+++ b/drivers/s390/char/zcore.c
@@ -160,7 +160,6 @@ static int __init init_cpu_info(enum arch_id arch)
 	if (memcpy_hsa_kernel(&sa_ext->sa, sys_info.sa_base,
 			      sys_info.sa_size) < 0) {
 		TRACE("could not copy from HSA\n");
-		kfree(sa_ext);
 		return -EIO;
 	}
 	if (MACHINE_HAS_VX)