From 49bf3faa106498e151306fc780c63194a14751e3 Mon Sep 17 00:00:00 2001
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From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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Date: Fri, 26 Jun 2020 10:51:43 -0400
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Subject: [PATCH] multiboot2: Fix memory leak if
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grub_create_loader_cmdline() fails
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Fixes: CID 292468
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Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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Signed-off-by: Stefan Sørensen <stefan.sorensen@spectralink.com>
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---
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grub-core/loader/multiboot_mbi2.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/grub-core/loader/multiboot_mbi2.c b/grub-core/loader/multiboot_mbi2.c
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index 53da78615..0efc66062 100644
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--- a/grub-core/loader/multiboot_mbi2.c
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+++ b/grub-core/loader/multiboot_mbi2.c
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@@ -1070,7 +1070,11 @@ grub_multiboot2_add_module (grub_addr_t start, grub_size_t size,
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err = grub_create_loader_cmdline (argc, argv, newmod->cmdline,
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newmod->cmdline_size, GRUB_VERIFY_MODULE_CMDLINE);
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if (err)
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- return err;
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+ {
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+ grub_free (newmod->cmdline);
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+ grub_free (newmod);
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+ return err;
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+ }
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if (modules_last)
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modules_last->next = newmod;
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--
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2.26.2
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