In 8b1742c9c207, we remove printk-recursion detection code in
vprintk_emit(), where it is the first place that printed_len calculated.
After removing above detection, it seems we can directly assign the
result of log_output to printed_len.
Signed-off-by: Pierre Kuo <vichy....@gmail.com>
---
kernel/printk/printk.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index fc47863..16f3a61 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -1754,7 +1754,7 @@ asmlinkage int vprintk_emit(int facility, int level,
if (dict)
lflags |= LOG_PREFIX|LOG_NEWLINE;
- printed_len += log_output(facility, level, lflags, dict, dictlen, text,
text_len);
+ printed_len = log_output(facility, level, lflags, dict, dictlen, text,
text_len);
logbuf_unlock_irqrestore(flags);
--
1.7.9.5
