Messages in this thread Patch in this message | | | Date | Tue, 28 Nov 2017 12:33:52 +0100 | From | Wolfgang Rohdewald <> | Subject | [PATCH] media: dvb_usb_pctv452e: module refcount changes were unbalanced |
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dvb_frontend will call dvb_detach for: - stb0899_detach in dvb_frontend_release and - stb0899_release in __dvb_frontend_free
But we only do dvb_attach(stb0899_attach). Increment the module refcount instead.
Signed-off-by: Wolfgang Rohdewald <wolfgang@rohdewald.de> --- drivers/media/usb/dvb-usb/pctv452e.c | 8 ++++++++ 1 file changed, 8 insertions(+)
diff --git a/drivers/media/usb/dvb-usb/pctv452e.c b/drivers/media/usb/dvb-usb/pctv452e.c index 601ade7ca48d..3b7f8298b24d 100644 --- a/drivers/media/usb/dvb-usb/pctv452e.c +++ b/drivers/media/usb/dvb-usb/pctv452e.c @@ -913,6 +913,14 @@ static int pctv452e_frontend_attach(struct dvb_usb_adapter *a) &a->dev->i2c_adap); if (!a->fe_adap[0].fe) return -ENODEV; + + /* + * dvb_frontend will call dvb_detach for both stb0899_detach + * and stb0899_release but we only do dvb_attach(stb0899_attach). + * Increment the module refcount instead. + */ + symbol_get(stb0899_attach); + if ((dvb_attach(lnbp22_attach, a->fe_adap[0].fe, &a->dev->i2c_adap)) == NULL) err("Cannot attach lnbp22\n"); -- 2.11.0
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