36 lines
1.2 KiB
Diff
36 lines
1.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Benjamin Marzinski <bmarzins@redhat.com>
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Date: Wed, 14 Dec 2022 15:38:19 -0600
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Subject: [PATCH] libmultipath: don't leak memory on invalid strings
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If set_path() or set_str_noslash() are called with a bad value, they
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ignore it and continue to use the old value. But they weren't freeing
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the bad value, causing a memory leak.
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Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
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Reviewed-by: Martin Wilck <mwilck@suse.com>
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---
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libmultipath/dict.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/libmultipath/dict.c b/libmultipath/dict.c
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index d7cd94a5..a8c9e989 100644
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--- a/libmultipath/dict.c
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+++ b/libmultipath/dict.c
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@@ -169,6 +169,7 @@ set_path(vector strvec, void *ptr, const char *file, int line_nr)
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if ((*str_ptr)[0] != '/'){
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condlog(1, "%s line %d, %s is not an absolute path. Ignoring",
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file, line_nr, *str_ptr);
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+ free(*str_ptr);
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*str_ptr = old_str;
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} else
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free(old_str);
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@@ -189,6 +190,7 @@ set_str_noslash(vector strvec, void *ptr, const char *file, int line_nr)
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if (strchr(*str_ptr, '/')) {
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condlog(1, "%s line %d, %s cannot contain a slash. Ignoring",
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file, line_nr, *str_ptr);
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+ free(*str_ptr);
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*str_ptr = old_str;
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} else
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free(old_str);
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