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| author | Eric Rannaud <eric.rannaud@gmail.com> | 2007-03-31 07:23:12 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-04-27 19:57:29 +0200 |
| commit | bf62456eb91f3d2ef0736081583d09b0b3c8b7ea (patch) | |
| tree | 851c2559ae11835e19763b7c7c54393f0ae0d5f6 /drivers/ieee1394/nodemgr.c | |
| parent | Driver core: switch firmware_class to uevent_suppress. (diff) | |
| download | linux-bf62456eb91f3d2ef0736081583d09b0b3c8b7ea.tar.xz linux-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/ieee1394/nodemgr.c')
| -rw-r--r-- | drivers/ieee1394/nodemgr.c | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index c5ace190bfe6..1644e6fd2c89 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c @@ -1163,6 +1163,7 @@ static int nodemgr_uevent(struct class_device *cdev, char **envp, int num_envp, struct unit_directory *ud; int i = 0; int length = 0; + int retval = 0; /* ieee1394:venNmoNspNverN */ char buf[8 + 1 + 3 + 8 + 2 + 8 + 2 + 8 + 3 + 8 + 1]; @@ -1176,14 +1177,11 @@ static int nodemgr_uevent(struct class_device *cdev, char **envp, int num_envp, #define PUT_ENVP(fmt,val) \ do { \ - int printed; \ - envp[i++] = buffer; \ - printed = snprintf(buffer, buffer_size - length, \ - fmt, val); \ - if ((buffer_size - (length+printed) <= 0) || (i >= num_envp)) \ - return -ENOMEM; \ - length += printed+1; \ - buffer += printed+1; \ + retval = add_uevent_var(envp, num_envp, &i, \ + buffer, buffer_size, &length, \ + fmt, val); \ + if (retval) \ + return retval; \ } while (0) PUT_ENVP("VENDOR_ID=%06x", ud->vendor_id); |