Instead of compare-and-set, just compute 'found'.
Signed-off-by: Peter Hurley <[email protected]>
---
drivers/tty/n_tty.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index eab606a..9b0b610 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -2079,10 +2079,9 @@ static int canon_copy_from_read_buf(struct tty_struct
*tty,
if (eol == N_TTY_BUF_SIZE && more) {
/* scan wrapped without finding set bit */
eol = find_next_bit(ldata->read_flags, more, 0);
- if (eol != more)
- found = 1;
- } else if (eol != size)
- found = 1;
+ found = eol != more;
+ } else
+ found = eol != size;
n = eol - tail;
if (n > N_TTY_BUF_SIZE)
--
2.6.3
--
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