From 416eaf86565248e11bfb4ef56b6d5a5e21a4541f Mon Sep 17 00:00:00 2001 From: Ricardo Neri Date: Fri, 27 Mar 2015 08:31:27 -0700 Subject: [PATCH] efi: chainloader: take care of unload undershim Upstream-Status: Inappropriate [embedded specific] Under shim, we use a custom buffer to put the relocated image, make sure we free that memory when unloading. Signed-off-by: Ricardo Neri --- grub-core/loader/efi/chainloader.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/grub-core/loader/efi/chainloader.c b/grub-core/loader/efi/chainloader.c index adaf3c9..285271d 100644 --- a/grub-core/loader/efi/chainloader.c +++ b/grub-core/loader/efi/chainloader.c @@ -590,8 +590,18 @@ grub_chainloader_unload (void) grub_efi_boot_services_t *b; b = grub_efi_system_table->boot_services; - efi_call_1 (b->unload_image, image_handle); - efi_call_2 (b->free_pages, address, pages); + if (!shim_used) + { + efi_call_1 (b->unload_image, image_handle); + efi_call_2 (b->free_pages, address, pages); + } + else + { + if (shim_buffer) + { + efi_call_2 (b->free_pages, shim_buffer, shim_pages); + } + } grub_free (file_path); grub_free (cmdline); -- 2.17.1