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Code Issues Releases Wiki Activity

replace 0 with proper NULL pointer

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This commit is contained in:
Ralph Metzler 2017-12-11 16:20:24 +01:00
parent 096bf9d5a9
commit d5bbd3a025
1 changed files with 13 additions and 13 deletions
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26
ddbridge/ddbridge-core.c
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@ -30,7 +30,7 @@
struct workqueue_struct *ddb_wq; struct workqueue_struct *ddb_wq;
DEFINE_MUTEX(redirect_lock); /* lock for redirect */ static DEFINE_MUTEX(redirect_lock); /* lock for redirect */
static int adapter_alloc; static int adapter_alloc;
module_param(adapter_alloc, int, 0444); module_param(adapter_alloc, int, 0444);
@ -157,8 +157,8 @@ static void ddb_redirect_dma(struct ddb *dev,
static int ddb_unredirect(struct ddb_port *port) static int ddb_unredirect(struct ddb_port *port)
{ {
struct ddb_input *oredi, *iredi = 0; struct ddb_input *oredi, *iredi = NULL;
struct ddb_output *iredo = 0; struct ddb_output *iredo = NULL;
mutex_lock(&redirect_lock); mutex_lock(&redirect_lock);
if (port->output->dma->running) { if (port->output->dma->running) {
@ -179,14 +179,14 @@ static int ddb_unredirect(struct ddb_port *port)
ddb_redirect_dma(oredi->port->dev, ddb_redirect_dma(oredi->port->dev,
oredi->dma, iredo->dma); oredi->dma, iredo->dma);
} }
port->input[0]->redo = 0; port->input[0]->redo = NULL;
ddb_set_dma_table(port->input[0]); ddb_set_dma_table(port->input[0]);
} }
oredi->redi = iredi; oredi->redi = iredi;
port->input[0]->redi = 0; port->input[0]->redi = NULL;
} }
oredi->redo = 0; oredi->redo = NULL;
port->output->redi = 0; port->output->redi = NULL;
ddb_set_dma_table(oredi); ddb_set_dma_table(oredi);
done: done:
@ -228,7 +228,7 @@ static int ddb_redirect(u32 i, u32 p)
if (input2) { if (input2) {
if (input->redi) { if (input->redi) {
input2->redi = input->redi; input2->redi = input->redi;
input->redi = 0; input->redi = NULL;
} else { } else {
input2->redi = input; input2->redi = input;
} }
@ -1005,11 +1005,11 @@ static const struct file_operations ci_fops = {
.open = ts_open, .open = ts_open,
.release = ts_release, .release = ts_release,
.poll = ts_poll, .poll = ts_poll,
.mmap = 0, .mmap = NULL,
}; };
static struct dvb_device dvbdev_ci = { static struct dvb_device dvbdev_ci = {
.priv = 0, .priv = NULL,
.readers = 1, .readers = 1,
.writers = 1, .writers = 1,
.users = 2, .users = 2,
@ -1032,12 +1032,12 @@ static const struct file_operations mod_fops = {
.open = mod_open, .open = mod_open,
.release = mod_release, .release = mod_release,
.poll = ts_poll, .poll = ts_poll,
.mmap = 0, .mmap = NULL,
.unlocked_ioctl = mod_ioctl, .unlocked_ioctl = mod_ioctl,
}; };
static struct dvb_device dvbdev_mod = { static struct dvb_device dvbdev_mod = {
.priv = 0, .priv = NULL,
.readers = 1, .readers = 1,
.writers = 1, .writers = 1,
.users = 2, .users = 2,
@ -4156,7 +4156,7 @@ static int ddb_device_create(struct ddb *dev)
if (res) { if (res) {
ddb_device_attrs_del(dev); ddb_device_attrs_del(dev);
device_destroy(&ddb_class, MKDEV(ddb_major, dev->nr)); device_destroy(&ddb_class, MKDEV(ddb_major, dev->nr));
ddbs[dev->nr] = 0; ddbs[dev->nr] = NULL;
dev->ddb_dev = ERR_PTR(-ENODEV); dev->ddb_dev = ERR_PTR(-ENODEV);
} else { } else {
ddb_num++; ddb_num++;