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uio: make uio_info's name and version const

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These are only ever assigned constant strings and never modified.

This was noticed because Wolfram Sang needed to cast the result of
of_get_property() in order to assign it to the name field of a struct
uio_info.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Hans J. Koch <hjk@linutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Stephen Rothwell 2008-12-12 11:44:21 +01:00 committed by Greg Kroah-Hartman
parent a2ab3d3000
commit b8ac9fc0e8
2 changed files with 4 additions and 4 deletions
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4
Documentation/DocBook/uio-howto.tmpl
View file

@ -393,12 +393,12 @@ offset = N * getpagesize();
<itemizedlist>
<listitem><para>
<varname>char *name</varname>: Required. The name of your driver as
<varname>const char *name</varname>: Required. The name of your driver as
it will appear in sysfs. I recommend using the name of your module for this.
</para></listitem>
<listitem><para>
<varname>char *version</varname>: Required. This string appears in
<varname>const char *version</varname>: Required. This string appears in
<filename>/sys/class/uio/uioX/version</filename>.
</para></listitem>

4
include/linux/uio_driver.h
View file

@ -76,8 +76,8 @@ struct uio_device;
*/
struct uio_info {
struct uio_device *uio_dev;
char *name;
char *version;
const char *name;
const char *version;
struct uio_mem mem[MAX_UIO_MAPS];
struct uio_port port[MAX_UIO_PORT_REGIONS];
long irq;