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staging: usbip: change the busid size

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Change busid size to correspond with SYSFS_BUS_ID_SIZE, which was
already being used in most cases. This eliminates the need to define
BUS_ID_SIZE in the userspace code.

Signed-off-by: matt mooney <mfm@muteddisk.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
matt mooney 2011-05-27 01:44:12 -07:00 committed by Greg Kroah-Hartman
parent 4cbab52d18
commit 3e4fda9f95
4 changed files with 14 additions and 14 deletions
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3
drivers/staging/usbip/stub.h
View File

@ -76,7 +76,8 @@ struct stub_unlink {
__u32 status;
};
#define BUSID_SIZE 20
/* same as SYSFS_BUS_ID_SIZE */
#define BUSID_SIZE 32
struct bus_id_priv {
char name[BUSID_SIZE];

14
drivers/staging/usbip/userspace/src/usbip_bind.c
View File

@ -57,7 +57,7 @@ static int unbind_interface_busid(char *busid)
return -1;
}
ret = write(fd, busid, strnlen(busid, BUS_ID_SIZE));
ret = write(fd, busid, strnlen(busid, SYSFS_BUS_ID_SIZE));
if (ret < 0) {
dbg("write to unbind_path failed: %d", ret);
close(fd);
@ -71,10 +71,11 @@ static int unbind_interface_busid(char *busid)
static int unbind_interface(char *busid, int configvalue, int interface)
{
char inf_busid[BUS_ID_SIZE];
char inf_busid[SYSFS_BUS_ID_SIZE];
dbg("unbinding interface");
snprintf(inf_busid, BUS_ID_SIZE, "%s:%d.%d", busid, configvalue, interface);
snprintf(inf_busid, SYSFS_BUS_ID_SIZE, "%s:%d.%d", busid, configvalue,
interface);
return unbind_interface_busid(inf_busid);
}
@ -148,7 +149,7 @@ static int bind_interface_busid(char *busid, char *driver)
if (fd < 0)
return -1;
ret = write(fd, busid, strnlen(busid, BUS_ID_SIZE));
ret = write(fd, busid, strnlen(busid, SYSFS_BUS_ID_SIZE));
if (ret < 0) {
close(fd);
return -1;
@ -161,9 +162,10 @@ static int bind_interface_busid(char *busid, char *driver)
static int bind_interface(char *busid, int configvalue, int interface, char *driver)
{
char inf_busid[BUS_ID_SIZE];
char inf_busid[SYSFS_BUS_ID_SIZE];
snprintf(inf_busid, BUS_ID_SIZE, "%s:%d.%d", busid, configvalue, interface);
snprintf(inf_busid, SYSFS_BUS_ID_SIZE, "%s:%d.%d", busid, configvalue,
interface);
return bind_interface_busid(inf_busid, driver);
}

8
drivers/staging/usbip/userspace/src/utils.c
View File

@ -20,7 +20,7 @@ int modify_match_busid(char *busid, int add)
{
int fd;
int ret;
char buff[BUS_ID_SIZE + 4];
char buff[SYSFS_BUS_ID_SIZE + 4];
char sysfs_mntpath[SYSFS_PATH_MAX];
char match_busid_path[SYSFS_PATH_MAX];
@ -35,7 +35,7 @@ int modify_match_busid(char *busid, int add)
SYSFS_DRIVERS_NAME, USBIP_HOST_DRV_NAME);
/* BUS_IS_SIZE includes NULL termination? */
if (strnlen(busid, BUS_ID_SIZE) > BUS_ID_SIZE - 1) {
if (strnlen(busid, SYSFS_BUS_ID_SIZE) > SYSFS_BUS_ID_SIZE - 1) {
dbg("busid is too long");
return -1;
}
@ -45,9 +45,9 @@ int modify_match_busid(char *busid, int add)
return -1;
if (add)
snprintf(buff, BUS_ID_SIZE + 4, "add %s", busid);
snprintf(buff, SYSFS_BUS_ID_SIZE + 4, "add %s", busid);
else
snprintf(buff, BUS_ID_SIZE + 4, "del %s", busid);
snprintf(buff, SYSFS_BUS_ID_SIZE + 4, "del %s", busid);
dbg("write \"%s\" to %s", buff, match_busid_path);

3
drivers/staging/usbip/userspace/src/utils.h
View File

@ -3,9 +3,6 @@
#include <stdlib.h>
/* Be sync to kernel header */
#define BUS_ID_SIZE 20
int modify_match_busid(char *busid, int add);
int read_string(char *path, char *, size_t len);
int read_integer(char *path);