diff options
Diffstat (limited to 'drivers/amba/bus.c')
| -rw-r--r-- | drivers/amba/bus.c | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c index fd5475071ac..268e301775f 100644 --- a/drivers/amba/bus.c +++ b/drivers/amba/bus.c @@ -47,14 +47,13 @@ static int amba_match(struct device *dev, struct device_driver *drv) static int amba_uevent(struct device *dev, char **envp, int nr_env, char *buf, int bufsz) { struct amba_device *pcdev = to_amba_device(dev); + int retval = 0, i = 0, len = 0; - if (nr_env < 2) - return -ENOMEM; - - snprintf(buf, bufsz, "AMBA_ID=%08x", pcdev->periphid); - *envp++ = buf; - *envp++ = NULL; - return 0; + retval = add_uevent_var(envp, nr_env, &i, + buf, bufsz, &len, + "AMBA_ID=%08x", pcdev->periphid); + envp[i] = NULL; + return retval; } #else #define amba_uevent NULL |