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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-31 07:19:25 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-08-31 07:19:25 +0200
commit8f49a2fe8e6bccbd47555048def9cd08da220c74 (patch)
treee6ba7f2cc36b03503b6070668ee6720002111ca2 /drivers/tty/vt/vt.c
parent04b6ff5f25dece9b0ee244aa768b251cfe855c85 (diff)
parentf75aef392f869018f78cfedf3c320a6b3fcfda6b (diff)
Merge 5.9-rc3 into tty-next
We need the tty/serial fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/vt/vt.c')
-rw-r--r--drivers/tty/vt/vt.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 71f972675fee..9506a76f3ab6 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -1201,7 +1201,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
unsigned int old_rows, old_row_size, first_copied_row;
unsigned int new_cols, new_rows, new_row_size, new_screen_size;
unsigned int user;
- unsigned short *newscreen;
+ unsigned short *oldscreen, *newscreen;
struct uni_screen *new_uniscr = NULL;
WARN_CONSOLE_UNLOCKED();
@@ -1299,10 +1299,11 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
if (new_scr_end > new_origin)
scr_memsetw((void *)new_origin, vc->vc_video_erase_char,
new_scr_end - new_origin);
- kfree(vc->vc_screenbuf);
+ oldscreen = vc->vc_screenbuf;
vc->vc_screenbuf = newscreen;
vc->vc_screenbuf_size = new_screen_size;
set_origin(vc);
+ kfree(oldscreen);
/* do part of a reset_terminal() */
vc->vc_top = 0;
@@ -1553,7 +1554,7 @@ static void csi_J(struct vc_data *vc, int vpar)
break;
case 3: /* include scrollback */
flush_scrollback(vc);
- /* fallthrough */
+ fallthrough;
case 2: /* erase whole display */
vc_uniscr_clear_lines(vc, 0, vc->vc_rows);
count = vc->vc_cols * vc->vc_rows;
@@ -2169,7 +2170,7 @@ static void do_con_trol(struct tty_struct *tty, struct vc_data *vc, int c)
lf(vc);
if (!is_kbd(vc, lnm))
return;
- /* fall through */
+ fallthrough;
case 13:
cr(vc);
return;
@@ -2308,7 +2309,7 @@ static void do_con_trol(struct tty_struct *tty, struct vc_data *vc, int c)
return;
}
vc->vc_priv = EPecma;
- /* fall through */
+ fallthrough;
case ESgetpars:
if (c == ';' && vc->vc_npar < NPAR - 1) {
vc->vc_npar++;