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drivers/net/ieee802154/at86rf230.c: seq_printf() now returns NULL

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Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Alexander Aring <alex.aring@gmail.com>
Cc: Stefan Schmidt <stefan@osg.samsung.com>
Cc: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alexander Aring <alex.aring@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Stephen Rothwell 2015-09-21 20:41:44 -07:00 committed by David S. Miller
parent 35736c8165
commit 97170ea182
1 changed files with 10 additions and 25 deletions
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35
drivers/net/ieee802154/at86rf230.c
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@ -1645,32 +1645,17 @@ static struct dentry *at86rf230_debugfs_root;
static int at86rf230_stats_show(struct seq_file *file, void *offset)
{
struct at86rf230_local *lp = file->private;
int ret;
ret = seq_printf(file, "SUCCESS:\t\t%8llu\n", lp->trac.success);
if (ret < 0)
return ret;
ret = seq_printf(file, "SUCCESS_DATA_PENDING:\t%8llu\n",
lp->trac.success_data_pending);
if (ret < 0)
return ret;
ret = seq_printf(file, "SUCCESS_WAIT_FOR_ACK:\t%8llu\n",
lp->trac.success_wait_for_ack);
if (ret < 0)
return ret;
ret = seq_printf(file, "CHANNEL_ACCESS_FAILURE:\t%8llu\n",
lp->trac.channel_access_failure);
if (ret < 0)
return ret;
ret = seq_printf(file, "NO_ACK:\t\t\t%8llu\n", lp->trac.no_ack);
if (ret < 0)
return ret;
return seq_printf(file, "INVALID:\t\t%8llu\n", lp->trac.invalid);
seq_printf(file, "SUCCESS:\t\t%8llu\n", lp->trac.success);
seq_printf(file, "SUCCESS_DATA_PENDING:\t%8llu\n",
lp->trac.success_data_pending);
seq_printf(file, "SUCCESS_WAIT_FOR_ACK:\t%8llu\n",
lp->trac.success_wait_for_ack);
seq_printf(file, "CHANNEL_ACCESS_FAILURE:\t%8llu\n",
lp->trac.channel_access_failure);
seq_printf(file, "NO_ACK:\t\t\t%8llu\n", lp->trac.no_ack);
seq_printf(file, "INVALID:\t\t%8llu\n", lp->trac.invalid);
return 0;
}
static int at86rf230_stats_open(struct inode *inode, struct file *file)