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Date: Mon, 21 Mar 2016 14:30:17 +0100
From: Max Kellermann <max@...mpel.org>
To: linux-kernel@...r.kernel.org, linux-media@...r.kernel.org
Subject: [PATCH 1/6] drivers/media/dvb-core/en50221: move code to
dvb_ca_private_free()
Prepare for postponing the call until all file handles have been
closed.
Signed-off-by: Max Kellermann <max@...mpel.org>
---
drivers/media/dvb-core/dvb_ca_en50221.c | 16 ++++++++++++----
1 file changed, 12 insertions(+), 4 deletions(-)
diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c
index f82cd1f..e33364c 100644
--- a/drivers/media/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb-core/dvb_ca_en50221.c
@@ -161,6 +161,17 @@ struct dvb_ca_private {
struct mutex ioctl_mutex;
};
+static void dvb_ca_private_free(struct dvb_ca_private *ca)
+{
+ dvb_unregister_device(ca->dvbdev);
+ unsigned int i;
+ for (i = 0; i < ca->slot_count; i++) {
+ vfree(ca->slot_info[i].rx_buffer.data);
+ }
+ kfree(ca->slot_info);
+ kfree(ca);
+}
+
static void dvb_ca_en50221_thread_wakeup(struct dvb_ca_private *ca);
static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, u8 * ebuf, int ecount);
static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, u8 * ebuf, int ecount);
@@ -1759,10 +1770,7 @@ void dvb_ca_en50221_release(struct dvb_ca_en50221 *pubca)
for (i = 0; i < ca->slot_count; i++) {
dvb_ca_en50221_slot_shutdown(ca, i);
- vfree(ca->slot_info[i].rx_buffer.data);
}
- kfree(ca->slot_info);
- dvb_unregister_device(ca->dvbdev);
- kfree(ca);
+ dvb_ca_private_free(ca);
pubca->private = NULL;
}
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