From 13b516484492c0ee0c7875ed774470c71f77cce0 Mon Sep 17 00:00:00 2001 From: Jasmin Jessich Date: Sat, 15 Jul 2017 20:43:16 -0400 Subject: [PATCH] media: dvb_ca_en50221: Fixed style issues on the whole file - Running "checkpatch.pl -strict -f ..." gave more checks to fix. * Blank lines aren't necessary after an open brace '{' * Comparison to NULL written as "!" * CHECK: Blank lines aren't necessary before a close brace '}' Signed-off-by: Jasmin Jessich Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb-core/dvb_ca_en50221.c | 15 +++++---------- 1 file changed, 5 insertions(+), 10 deletions(-) diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c index 24e2b0c86ada..fa5f5efa657c 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb-core/dvb_ca_en50221.c @@ -89,7 +89,6 @@ MODULE_PARM_DESC(cam_debug, "enable verbose debug messages"); /* Information on a CA slot */ struct dvb_ca_slot { - /* current state of the CAM */ int slot_state; @@ -548,7 +547,7 @@ static int dvb_ca_en50221_parse_attributes(struct dvb_ca_private *ca, int slot) /* check it contains the correct DVB string */ dvb_str = findstr((char *)tuple, tuple_length, "DVB_CI_V", 8); - if (dvb_str == NULL) + if (!dvb_str) return -EINVAL; if (tuple_length < ((dvb_str - (char *)tuple) + 12)) return -EINVAL; @@ -640,7 +639,6 @@ static int dvb_ca_en50221_set_configoption(struct dvb_ca_private *ca, int slot) /* fine! */ return 0; - } @@ -670,7 +668,7 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, dprintk("%s\n", __func__); /* check if we have space for a link buf in the rx_buffer */ - if (ebuf == NULL) { + if (!ebuf) { int buf_free; if (!sl->rx_buffer.data) { @@ -688,7 +686,7 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, if (ca->pub->read_data && (sl->slot_state != DVB_CA_SLOTSTATE_LINKINIT)) { - if (ebuf == NULL) + if (!ebuf) status = ca->pub->read_data(ca->pub, slot, buf, sizeof(buf)); else @@ -699,7 +697,6 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, if (status == 0) goto exit; } else { - /* check if there is data available */ status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS); @@ -724,7 +721,7 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, bytes_read |= status; /* check it will fit */ - if (ebuf == NULL) { + if (!ebuf) { if (bytes_read > sl->link_buf_size) { pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the link buffer size (%i > %i)!\n", ca->dvbdev->adapter->num, bytes_read, @@ -777,7 +774,7 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, * OK, add it to the receive buffer, or copy into external buffer if * supplied */ - if (ebuf == NULL) { + if (!ebuf) { if (!sl->rx_buffer.data) { status = -EIO; goto exit; @@ -1052,7 +1049,6 @@ EXPORT_SYMBOL(dvb_ca_en50221_frda_irq); */ static void dvb_ca_en50221_thread_wakeup(struct dvb_ca_private *ca) { - dprintk("%s\n", __func__); ca->wakeup = 1; @@ -1662,7 +1658,6 @@ static ssize_t dvb_ca_en50221_io_read(struct file *file, char __user *buf, /* wait for some data */ status = dvb_ca_en50221_io_read_condition(ca, &result, &slot); if (status == 0) { - /* if we're in nonblocking mode, exit immediately */ if (file->f_flags & O_NONBLOCK) return -EWOULDBLOCK;