iproute/backport-lnstat-fix-strdup-leak-in-w-argument-parsing.patch
2022-08-26 18:07:23 +08:00

33 lines
1.0 KiB
Diff

From cc143bda6bcec20d073f42162f06dde8998551d4 Mon Sep 17 00:00:00 2001
From: Maxim Petrov <mmrmaximuzz@gmail.com>
Date: Tue, 15 Feb 2022 23:53:47 +0300
Subject: [PATCH] lnstat: fix strdup leak in -w argument parsing
'tmp' string is used for safe tokenizing, but it is not required after
getting all the widths in -w option. As 'tmp' string is obtained by strdup
call, the caller has to deallocate it to avoid memory leak.
Signed-off-by: Maxim Petrov <mmrmaximuzz@gmail.com>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Conflict: NA
Reference: https://git.kernel.org/pub/scm/network/iproute2/iproute2.git/commit?id=cc143bda6bc
---
misc/lnstat.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/misc/lnstat.c b/misc/lnstat.c
index 98904d45..c3293a8e 100644
--- a/misc/lnstat.c
+++ b/misc/lnstat.c
@@ -331,6 +331,7 @@ int main(int argc, char **argv)
for (i = 0; i < MAX_FIELDS; i++)
fp.params[i].print.width = len;
}
+ free(tmp);
break;
default:
usage(argv[0], 1);
--
2.23.0