[patch 2/2] drivers/chat/vt.c: remove unnecessary code

colbuse_at_ensisun.imag.fr
Date: 02/28/05

  • Next message: Russell King: "Re: [patch 3/2] drivers/char/vt.c: remove unnecessary code" 
    Date:	Mon, 28 Feb 2005 13:55:28 +0100
To: linux-kernel@vger.kernel.org

    Avoid changing the state of the console two times in some cases.

    Signed-off-by: Emmanuel Colbus <emmanuel.colbus@ensimag.imag.fr>

    --- old/drivers/char/vt.c 2004-12-24 22:35:25.000000000 +0100
    +++ new/drivers/char/vt.c 2005-02-28 12:56:46.154311486 +0100
    @@ -1571,7 +1571,6 @@
            }
            switch(vc_state) {
            case ESesc:
    - vc_state = ESnormal;
                    switch (c) {
                    case '[':
                            vc_state = ESsquare;
    @@ -1585,25 +1584,25 @@
                    case 'E':
                            cr(currcons);
                            lf(currcons);
    - return;
    + break;
                    case 'M':
                            ri(currcons);
    - return;
    + break;
                    case 'D':
                            lf(currcons);
    - return;
    + break;
                    case 'H':
                            tab_stop[x >> 5] |= (1 << (x & 31));
    - return;
    + break;
                    case 'Z':
                            respond_ID(tty);
    - return;
    + break;
                    case '7':
                            save_cur(currcons);
    - return;
    + break;
                    case '8':
                            restore_cur(currcons);
    - return;
    + break;
                    case '(':
                            vc_state = ESsetG0;
                            return;
    @@ -1615,14 +1614,15 @@
                            return;
                    case 'c':
                            reset_terminal(currcons,1);
    - return;
    + break;
                    case '>': /* Numeric keypad */
                            clr_kbd(kbdapplic);
    - return;
    + break;
                    case '=': /* Appl. keypad */
                            set_kbd(kbdapplic);
    - return;
    + /* Here, we don't need any break; */
                    }
    + vc_state = ESnormal;
                    return;
            case ESnonstd:
                    if (c=='P') { /* palette escape sequence */ 

    --
Emmanuel Colbus
Club GNU/Linux
ENSIMAG - departement telecoms
-------------------------------------------------
envoyé via Webmail/IMAG !
-
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  • Next message: Russell King: "Re: [patch 3/2] drivers/char/vt.c: remove unnecessary code"