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printk: do not compute the size of the message twice 

This is just a tiny optimization.  It removes duplicate computation of
the message size.

Signed-off-by: Petr Mladek <pmladek@suse.cz>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Kay Sievers <kay@vrfy.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Petr Mladek 2014-04-03 14:48:43 -07:00 committed by Linus Torvalds
parent 39b25109b4
commit fce6e0338a
1 changed files with 1 additions and 1 deletions
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2
kernel/printk/printk.c
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@ -351,7 +351,7 @@ static void log_store(int facility, int level,
else
msg->ts_nsec = local_clock();
memset(log_dict(msg) + dict_len, 0, pad_len);
msg->len = sizeof(struct printk_log) + text_len + dict_len + pad_len;
msg->len = size;
/* insert message */
log_next_idx += msg->len;