Commit 08b326d0 authored Jul 02, 2013 by Wei Yongjun Committed by Tony Luck Aug 19, 2013

acpi/apei/erst: Add missing iounmap() on error in erst_exec_move_data()



Add the missing iounmap() before return from erst_exec_move_data()
in the error handling case.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Acked-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>

parent b36f4be3

drivers/acpi/apei/erst.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -284,8 +284,10 @@ static int erst_exec_move_data(struct apei_exec_context *ctx,
		if (!src)
		return -ENOMEM;
		dst = ioremap(ctx->dst_base + offset, ctx->var2);
		if (!dst)
		if (!dst) {
		iounmap(src);
		return -ENOMEM;
		}

		memmove(dst, src, ctx->var2);