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| author |   Marek Lindner <lindner_marek@yahoo.de> | 2010-05-07 21:47:19 +0200 |
|---|---|---|
| committer |   Greg Kroah-Hartman <gregkh@suse.de> | 2010-05-11 13:42:39 -0700 |
| commit | 147412406a200a9a3230fad1e0e99c818e873680 (patch) | |
| tree | e3dbad6242db88d5905a7e450d1435728702bb6d /drivers/staging/batman-adv/translation-table.c | |
| parent | Staging: batman-adv: convert multiple /proc files to use sysfs (diff) | |
| download | linux-dev-147412406a200a9a3230fad1e0e99c818e873680.tar.xz linux-dev-147412406a200a9a3230fad1e0e99c818e873680.zip | |
Staging: batman-adv: convert more files from /proc to /sys
converted files:
vis_mode, vis_data
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/staging/batman-adv/translation-table.c')
| -rw-r--r-- | drivers/staging/batman-adv/translation-table.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/drivers/staging/batman-adv/translation-table.c b/drivers/staging/batman-adv/translation-table.c index d43b1adccf7f..b735200ecf1b 100644 --- a/drivers/staging/batman-adv/translation-table.c +++ b/drivers/staging/batman-adv/translation-table.c @@ -165,6 +165,19 @@ int hna_local_fill_buffer_text(struct net_device *net_dev, char *buff, unsigned long flags; size_t hdr_len; + rcu_read_lock(); + if (list_empty(&if_list)) { + rcu_read_unlock(); + + if (off == 0) + return sprintf(buff, + "BATMAN mesh %s disabled - please specify interfaces to enable it\n", + net_dev->name); + + return 0; + } + rcu_read_unlock(); + hdr_len = sprintf(buff, "Locally retrieved addresses (from %s) announced via HNA:\n", net_dev->name); @@ -369,6 +382,19 @@ int hna_global_fill_buffer_text(struct net_device *net_dev, char *buff, unsigned long flags; size_t hdr_len; + rcu_read_lock(); + if (list_empty(&if_list)) { + rcu_read_unlock(); + + if (off == 0) + return sprintf(buff, + "BATMAN mesh %s disabled - please specify interfaces to enable it\n", + net_dev->name); + + return 0; + } + rcu_read_unlock(); + hdr_len = sprintf(buff, "Globally announced HNAs received via the mesh %s (translation table):\n", net_dev->name); |