diff options
| author | Adam Borowski <kilobyte@angband.pl> | 2018-07-18 04:10:42 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-07-21 09:18:27 +0200 |
| commit | 9ca7f2499845f3898598d84ad6522631aa7357f5 (patch) | |
| tree | ae8da297078c6e2efc5925d48077c7d663f1c3f8 /drivers/tty | |
| parent | 36ecc1481dc8d8c52d43ba18c6b642c1d2fde789 (diff) | |
| download | linux-9ca7f2499845f3898598d84ad6522631aa7357f5.tar.bz2 | |
vt: don't reinvent min()
All the helper function saved us was a cast.
Signed-off-by: Adam Borowski <kilobyte@angband.pl>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/vt/selection.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/drivers/tty/vt/selection.c b/drivers/tty/vt/selection.c index 90ea1cc52b7a..34e7110f310d 100644 --- a/drivers/tty/vt/selection.c +++ b/drivers/tty/vt/selection.c @@ -116,12 +116,6 @@ static inline int atedge(const int p, int size_row) return (!(p % size_row) || !((p + 2) % size_row)); } -/* constrain v such that v <= u */ -static inline unsigned short limit(const unsigned short v, const unsigned short u) -{ - return (v > u) ? u : v; -} - /* stores the char in UTF8 and returns the number of bytes used (1-3) */ static int store_utf8(u16 c, char *p) { @@ -167,10 +161,10 @@ int set_selection(const struct tiocl_selection __user *sel, struct tty_struct *t if (copy_from_user(&v, sel, sizeof(*sel))) return -EFAULT; - v.xs = limit(v.xs - 1, vc->vc_cols - 1); - v.ys = limit(v.ys - 1, vc->vc_rows - 1); - v.xe = limit(v.xe - 1, vc->vc_cols - 1); - v.ye = limit(v.ye - 1, vc->vc_rows - 1); + v.xs = min_t(u16, v.xs - 1, vc->vc_cols - 1); + v.ys = min_t(u16, v.ys - 1, vc->vc_rows - 1); + v.xe = min_t(u16, v.xe - 1, vc->vc_cols - 1); + v.ye = min_t(u16, v.ye - 1, vc->vc_rows - 1); ps = v.ys * vc->vc_size_row + (v.xs << 1); pe = v.ye * vc->vc_size_row + (v.xe << 1); |