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author | James Morris <jmorris@namei.org> | 2011-11-16 12:39:48 +1100 |
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committer | James Morris <jmorris@namei.org> | 2011-11-16 12:39:48 +1100 |
commit | 24942c8e5cc8696064ee207ff29d4cf21f70dafc (patch) | |
tree | 08a8221eb72ec3da7746d7d76f6f5915ce77cde7 /drivers/net/netconsole.c | |
parent | e163bc8e4a0cd1cdffadb58253f7651201722d56 (diff) | |
parent | ff0ff78068dd8a962358dbbdafa9d6f24540d3e5 (diff) | |
download | linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.tar.gz linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.tar.bz2 linux-stable-24942c8e5cc8696064ee207ff29d4cf21f70dafc.zip |
Merge branch 'master'; commit 'v3.2-rc2' into next
Diffstat (limited to 'drivers/net/netconsole.c')
-rw-r--r-- | drivers/net/netconsole.c | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index dfc82720065a..e8882023576b 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -307,6 +307,11 @@ static ssize_t store_enabled(struct netconsole_target *nt, return err; if (enabled < 0 || enabled > 1) return -EINVAL; + if (enabled == nt->enabled) { + printk(KERN_INFO "netconsole: network logging has already %s\n", + nt->enabled ? "started" : "stopped"); + return -EINVAL; + } if (enabled) { /* 1 */ @@ -799,5 +804,11 @@ static void __exit cleanup_netconsole(void) } } -module_init(init_netconsole); +/* + * Use late_initcall to ensure netconsole is + * initialized after network device driver if built-in. + * + * late_initcall() and module_init() are identical if built as module. + */ +late_initcall(init_netconsole); module_exit(cleanup_netconsole); |