From: Josh Hunt <johunt@akamai.com>
Date: Fri, 8 Jan 2021 00:12:52 +0000 (-0500)
Subject: rasdaemon: fix memory leak in parse_ras_data
X-Git-Tag: v0.6.7~16
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=b4764d4c57059e182ddceec3f38980e5da57ed54;p=users%2Fmchehab%2Frasdaemon.git

rasdaemon: fix memory leak in parse_ras_data

parse_ras_data() is calling trace_seq_init() which allocates a buffer,
but never calls the corresponding trace_seq_destroy() to free it causing
us to leak memory.

Reported-by: Subhendu Saha <subhends@akamai.com>
Signed-off-by: Josh Hunt <johunt@akamai.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---

diff --git a/ras-events.c b/ras-events.c
index c797b20..4509f56 100644
--- a/ras-events.c
+++ b/ras-events.c
@@ -317,6 +317,7 @@ static void parse_ras_data(struct pthread_data *pdata, struct kbuffer *kbuf,
 	trace_seq_do_printf(&s);
 	printf("\n");
 	fflush(stdout);
+	trace_seq_destroy(&s);
 }
 
 static int get_num_cpus(struct ras_events *ras)