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 <[email protected]>
Acked-by: Kees Cook <[email protected]>
Signed-off-by: Tony Luck <[email protected]>
This commit is contained in:
Wei Yongjun 2013-07-02 09:02:32 +08:00 • committed by Tony Luck
commit 08b326d071

View file

@ -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);