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From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
To: "David S. Miller" <davem@davemloft.net>,
	Arnd Bergmann <arnd@arndb.de>,
	Wang Jian <jianjian.wang1@gmail.com>
Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	"Gustavo A. R. Silva" <gustavo@embeddedor.com>
Subject: [PATCH] pktgen: Fix memory leak in pktgen_if_write
Date: Wed, 14 Mar 2018 03:07:27 -0500	[thread overview]
Message-ID: <20180314080727.GA17319@embeddedgus> (raw)

_buf_ is an array and the one that must be freed is _tp_ instead.

Fixes: a870a02cc963 ("pktgen: use dynamic allocation for debug print buffer")
Reported-by: Wang Jian <jianjian.wang1@gmail.com>
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
---
 net/core/pktgen.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index fd65761..545cf08 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -913,7 +913,7 @@ static ssize_t pktgen_if_write(struct file *file,
 			return PTR_ERR(tp);
 
 		pr_debug("%s,%zu  buffer -:%s:-\n", name, count, tp);
-		kfree(buf);
+		kfree(tp);
 	}
 
 	if (!strcmp(name, "min_pkt_size")) {
-- 
2.7.4

             reply	other threads:[~2018-03-14  8:07 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-14  8:07 Gustavo A. R. Silva [this message]
2018-03-14  8:40 ` [PATCH] pktgen: Fix memory leak in pktgen_if_write Arnd Bergmann
2018-03-14 14:02 ` David Miller

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