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From: Luiz Augusto von Dentz <luiz.dentz@gmail.com>
To: linux-bluetooth@vger.kernel.org
Subject: [PATCH BlueZ 10/15] AVRCP: Fix crash while setting player volume
Date: Mon, 10 Jun 2013 13:37:05 +0300	[thread overview]
Message-ID: <1370860630-30359-10-git-send-email-luiz.dentz@gmail.com> (raw)
In-Reply-To: <1370860630-30359-1-git-send-email-luiz.dentz@gmail.com>

From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

Invalid read of size 8
   at 0x41A4EA: avrcp_handle_set_volume (avrcp.c:3619)
   by 0x418598: session_cb (avctp.c:790)
   by 0x3F31A47A54: g_main_context_dispatch (in /usr/lib64/libglib-2.0.so.0.3400.2)
   by 0x3F31A47D87: ??? (in /usr/lib64/libglib-2.0.so.0.3400.2)
   by 0x3F31A48181: g_main_loop_run (in /usr/lib64/libglib-2.0.so.0.3400.2)
   by 0x40A335: main (main.c:595)
 Address 0x48 is not stack'd, malloc'd or (recently) free'd
---
 profiles/audio/avrcp.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/profiles/audio/avrcp.c b/profiles/audio/avrcp.c
index 06bffca..f439ab3 100644
--- a/profiles/audio/avrcp.c
+++ b/profiles/audio/avrcp.c
@@ -3248,7 +3248,8 @@ static gboolean avrcp_handle_set_volume(struct avctp *conn,
 
 	volume = pdu->params[0] & 0x7F;
 
-	player->cb->set_volume(volume, session->dev, player->user_data);
+	if (player != NULL)
+		player->cb->set_volume(volume, session->dev, player->user_data);
 
 	return FALSE;
 }
-- 
1.8.1.4


  parent reply	other threads:[~2013-06-10 10:37 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-10 10:36 [PATCH BlueZ 01/15] AVRCP: Fix crash when registering unsupported notification Luiz Augusto von Dentz
2013-06-10 10:36 ` [PATCH BlueZ 02/15] AVCTP: Fix coding style Luiz Augusto von Dentz
2013-06-10 10:36 ` [PATCH BlueZ 03/15] AVCTP: Call callback in case the request timeout Luiz Augusto von Dentz
2013-06-10 10:36 ` [PATCH BlueZ 04/15] AVRCP: Fix crash while listing available settings in TG role Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 05/15] AVRCP: Add additional protocol discriptor list for Browsing channel Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 06/15] AVRCP: Fix crash when current addressed player is removed Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 07/15] AVRCP: Fix crash if player status is NULL Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 08/15] AVRCP: Fix setting reserved bit in GetCapabilities response Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 09/15] AVRCP: Fix crash when connecting role without a record Luiz Augusto von Dentz
2013-06-10 10:37 ` Luiz Augusto von Dentz [this message]
2013-06-10 10:37 ` [PATCH BlueZ 11/15] core: Fix not been able to cancel Device.Connect with Device.Disconnect Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 12/15] AVRCP: Fix sending invalid attributes when responding to GetElementAttributes Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 13/15] AVRCP: Fix sending SetPlayerApplicationSettingValue using notify command type Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 14/15] obexd: Fix crash when resetting OPP session without a transfer Luiz Augusto von Dentz
2013-06-10 10:37 ` [PATCH BlueZ 15/15] obexd: Fix not checking for valid fd on NewConnection Luiz Augusto von Dentz
2013-06-11 21:16 ` [PATCH BlueZ 01/15] AVRCP: Fix crash when registering unsupported notification Luiz Augusto von Dentz

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