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41 lines
1.1 KiB
41 lines
1.1 KiB
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Darren Kenny <darren.kenny@oracle.com>
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Date: Thu, 26 Nov 2020 15:31:53 +0000
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Subject: [PATCH] syslinux: Fix memory leak while parsing
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In syslinux_parse_real() the 2 points where return is being called
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didn't release the memory stored in buf which is no longer required.
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Fixes: CID 176634
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Signed-off-by: Darren Kenny <darren.kenny@oracle.com>
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Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
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---
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grub-core/lib/syslinux_parse.c | 6 +++++-
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1 file changed, 5 insertions(+), 1 deletion(-)
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diff --git a/grub-core/lib/syslinux_parse.c b/grub-core/lib/syslinux_parse.c
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index 83e7bdb91..f477feff1 100644
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--- a/grub-core/lib/syslinux_parse.c
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+++ b/grub-core/lib/syslinux_parse.c
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@@ -737,7 +737,10 @@ syslinux_parse_real (struct syslinux_menu *menu)
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&& grub_strncasecmp ("help", ptr3, ptr4 - ptr3) == 0))
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{
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if (helptext (ptr5, file, menu))
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- return 1;
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+ {
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+ grub_free (buf);
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+ return 1;
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+ }
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continue;
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}
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@@ -757,6 +760,7 @@ syslinux_parse_real (struct syslinux_menu *menu)
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}
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fail:
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grub_file_close (file);
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+ grub_free (buf);
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return err;
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}
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