[CIFS] Avoid extra large buffer allocation (and memcpy) in cifs_readpages

[firefly-linux-kernel-4.4.55.git] / drivers / media / dvb / frontends / tda10021.c

diff --git a/drivers/media/dvb/frontends/tda10021.c b/drivers/media/dvb/frontends/tda10021.c
index 4e40d95ee95da02a1d9fcad8c4be55acbf433796..eaf130e666d8b232b311103a95ebdcb1cfd9db27 100644 (file)
--- a/drivers/media/dvb/frontends/tda10021.c
+++ b/drivers/media/dvb/frontends/tda10021.c
@@ -100,8 +100,8 @@ static u8 tda10021_readreg (struct tda10021_state* state, u8 reg)
 
        ret = i2c_transfer (state->i2c, msg, 2);
        if (ret != 2)
-               printk("DVB: TDA10021(%d): %s: readreg error (ret == %i)\n",
-                               state->frontend.dvb->num, __FUNCTION__, ret);
+               printk("DVB: TDA10021: %s: readreg error (ret == %i)\n",
+                               __FUNCTION__, ret);
        return b1[0];
 }
 
@@ -205,7 +205,7 @@ static int tda10021_set_symbolrate (struct tda10021_state* state, u32 symbolrate
 
 static int tda10021_init (struct dvb_frontend *fe)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
        int i;
 
        dprintk("DVB: TDA10021(%d): init chip\n", fe->adapter->num);
@@ -238,7 +238,7 @@ static int tda10021_init (struct dvb_frontend *fe)
 static int tda10021_set_parameters (struct dvb_frontend *fe,
                            struct dvb_frontend_parameters *p)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
 
        //table for QAM4-QAM256 ready  QAM4  QAM16 QAM32 QAM64 QAM128 QAM256
        //CONF
@@ -278,7 +278,7 @@ static int tda10021_set_parameters (struct dvb_frontend *fe,
 
 static int tda10021_read_status(struct dvb_frontend* fe, fe_status_t* status)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
        int sync;
 
        *status = 0;
@@ -303,7 +303,7 @@ static int tda10021_read_status(struct dvb_frontend* fe, fe_status_t* status)
 
 static int tda10021_read_ber(struct dvb_frontend* fe, u32* ber)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
 
        u32 _ber = tda10021_readreg(state, 0x14) |
                (tda10021_readreg(state, 0x15) << 8) |
@@ -315,7 +315,7 @@ static int tda10021_read_ber(struct dvb_frontend* fe, u32* ber)
 
 static int tda10021_read_signal_strength(struct dvb_frontend* fe, u16* strength)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
 
        u8 gain = tda10021_readreg(state, 0x17);
        *strength = (gain << 8) | gain;
@@ -325,7 +325,7 @@ static int tda10021_read_signal_strength(struct dvb_frontend* fe, u16* strength)
 
 static int tda10021_read_snr(struct dvb_frontend* fe, u16* snr)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
 
        u8 quality = ~tda10021_readreg(state, 0x18);
        *snr = (quality << 8) | quality;
@@ -335,7 +335,7 @@ static int tda10021_read_snr(struct dvb_frontend* fe, u16* snr)
 
 static int tda10021_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
 
        *ucblocks = tda10021_readreg (state, 0x13) & 0x7f;
        if (*ucblocks == 0x7f)
@@ -350,7 +350,7 @@ static int tda10021_read_ucblocks(struct dvb_frontend* fe, u32* ucblocks)
 
 static int tda10021_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *p)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
        int sync;
        s8 afc = 0;
 
@@ -378,7 +378,7 @@ static int tda10021_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_pa
 
 static int tda10021_sleep(struct dvb_frontend* fe)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
 
        tda10021_writereg (state, 0x1b, 0x02);  /* pdown ADC */
        tda10021_writereg (state, 0x00, 0x80);  /* standby */
@@ -388,7 +388,7 @@ static int tda10021_sleep(struct dvb_frontend* fe)
 
 static void tda10021_release(struct dvb_frontend* fe)
 {
-       struct tda10021_state* state = (struct tda10021_state*) fe->demodulator_priv;
+       struct tda10021_state* state = fe->demodulator_priv;
        kfree(state);
 }
 
@@ -401,7 +401,7 @@ struct dvb_frontend* tda10021_attach(const struct tda10021_config* config,
        struct tda10021_state* state = NULL;
 
        /* allocate memory for the internal state */
-       state = (struct tda10021_state*) kmalloc(sizeof(struct tda10021_state), GFP_KERNEL);
+       state = kmalloc(sizeof(struct tda10021_state), GFP_KERNEL);
        if (state == NULL) goto error;
 
        /* setup the state */