[PATCH] ALSA: doc: my_chip has no element ioport

From: Christina Quast
Date: Tue Apr 02 2019 - 08:18:30 EST


chip->ioport is dereferenced in two places, but the struct is
defined as follows:

struct mychip {
struct snd_card *card;
struct pci_dev *pci;

unsigned long port;
int irq;
};

Signed-off-by: Christina Quast <cquast@xxxxxxxxxxxxxxxxxxx>
---
Documentation/sound/kernel-api/writing-an-alsa-driver.rst | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/sound/kernel-api/writing-an-alsa-driver.rst b/Documentation/sound/kernel-api/writing-an-alsa-driver.rst
index 6b154dbb02cc..132f5eb9b530 100644
--- a/Documentation/sound/kernel-api/writing-an-alsa-driver.rst
+++ b/Documentation/sound/kernel-api/writing-an-alsa-driver.rst
@@ -324,7 +324,7 @@ to details explained in the following section.
strcpy(card->driver, "My Chip");
strcpy(card->shortname, "My Own Chip 123");
sprintf(card->longname, "%s at 0x%lx irq %i",
- card->shortname, chip->ioport, chip->irq);
+ card->shortname, chip->port, chip->irq);

/* (5) */
.... /* implemented later */
@@ -437,7 +437,7 @@ Since each component can be properly freed, the single
strcpy(card->driver, "My Chip");
strcpy(card->shortname, "My Own Chip 123");
sprintf(card->longname, "%s at 0x%lx irq %i",
- card->shortname, chip->ioport, chip->irq);
+ card->shortname, chip->port, chip->irq);

The driver field holds the minimal ID string of the chip. This is used
by alsa-lib's configurator, so keep it simple but unique. Even the
--
2.20.1