linux-kernel - [PATCH] media: firewire: fix memory leak

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Date:   Sun, 20 Sep 2020 11:01:37 +0200
From:   Pavel Machek <pavel@....cz>
To:     stefanr@...6.in-berlin.de, mchehab@...nel.org,
        linux-media@...r.kernel.org, linux1394-devel@...ts.sourceforge.net,
        linux-kernel@...r.kernel.org
Subject: [PATCH] media: firewire: fix memory leak


Fix memory leak in node_probe.
    
Signed-off-by: Pavel Machek (CIP) <pavel@...x.de>

diff --git a/drivers/media/firewire/firedtv-fw.c b/drivers/media/firewire/firedtv-fw.c
index 3f1ca40b9b98..8a8585261bb8 100644
--- a/drivers/media/firewire/firedtv-fw.c
+++ b/drivers/media/firewire/firedtv-fw.c
@@ -272,8 +272,10 @@ static int node_probe(struct fw_unit *unit, const struct ieee1394_device_id *id)
 
 	name_len = fw_csr_string(unit->directory, CSR_MODEL,
 				 name, sizeof(name));
-	if (name_len < 0)
-		return name_len;
+	if (name_len < 0) {
+		err = name_len;
+		goto fail_free;
+	}
 	for (i = ARRAY_SIZE(model_names); --i; )
 		if (strlen(model_names[i]) <= name_len &&
 		    strncmp(name, model_names[i], name_len) == 0)

-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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