forked from luck/tmp_suning_uos_patched
V4L/DVB (7922): tuner-simple: fix tuner_warn() induced kernel oops in simple_tuner_attach()
The tuner_warn() macro relies on the local variable "priv" to be a valid pointer. There was a case in simple_tuner_attach() where this cannot be the case yet, so tuner_warn() would dereference a NULL "priv" pointer. Changed the tuner_warn() to a printk() with the originally intended output format. Signed-off-by: Andy Walls <awalls@radix.net> Signed-off-by: Michael Krufky <mkrufky@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
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@ -1018,7 +1018,9 @@ struct dvb_frontend *simple_tuner_attach(struct dvb_frontend *fe,
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fe->ops.i2c_gate_ctrl(fe, 1);
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if (1 != i2c_transfer(i2c_adap, &msg, 1))
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tuner_warn("unable to probe %s, proceeding anyway.",
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printk(KERN_WARNING "tuner-simple %d-%04x: "
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"unable to probe %s, proceeding anyway.",
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i2c_adapter_id(i2c_adap), i2c_addr,
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tuners[type].name);
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if (fe->ops.i2c_gate_ctrl)
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