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| author | Eric Rannaud <eric.rannaud@gmail.com> | 2007-03-30 22:23:12 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-04-27 10:57:29 -0700 |
| commit | bf62456eb91f3d2ef0736081583d09b0b3c8b7ea (patch) | |
| tree | 851c2559ae11835e19763b7c7c54393f0ae0d5f6 /drivers/amba/bus.c | |
| parent | bdc4960a0b4831a24276b65f1f7afdfc57f2f5cf (diff) | |
| download | lwn-bf62456eb91f3d2ef0736081583d09b0b3c8b7ea.tar.gz lwn-bf62456eb91f3d2ef0736081583d09b0b3c8b7ea.zip | |
uevent: use add_uevent_var() instead of open coding it
Make use of add_uevent_var() instead of (often incorrectly) open coding it.
Signed-off-by: Michael Ellerman <michael@ellerman.id.au>
Signed-off-by: Eric Rannaud <eric.rannaud@gmail.com>
Cc: Kay Sievers <kay.sievers@vrfy.org>
Cc: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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 fd5475071acc..268e301775fc 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 |