[PATCH 03/68] vt: clean up the code - use kernel library
in [Kernel]
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From: Greg Kroah-Hartman on 10 Aug 2010 18:00 From: Andy Shevchenko <ext-andriy.shevchenko(a)nokia.com> Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko(a)nokia.com> Cc: Andrew Morton <akpm(a)linux-foundation.org> Cc: Alan Cox <alan(a)linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)suse.de> --- drivers/char/vt.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/char/vt.c b/drivers/char/vt.c index 44f03dd..34bfb05 100644 --- a/drivers/char/vt.c +++ b/drivers/char/vt.c @@ -105,6 +105,7 @@ #include <asm/system.h> #include <linux/uaccess.h> #include <linux/kdb.h> +#include <linux/ctype.h> #define MAX_NR_CON_DRIVER 16 @@ -1796,8 +1797,8 @@ static void do_con_trol(struct tty_struct *tty, struct vc_data *vc, int c) vc->vc_state = ESnormal; return; case ESpalette: - if ( (c>='0'&&c<='9') || (c>='A'&&c<='F') || (c>='a'&&c<='f') ) { - vc->vc_par[vc->vc_npar++] = (c > '9' ? (c & 0xDF) - 'A' + 10 : c - '0'); + if (isxdigit(c)) { + vc->vc_par[vc->vc_npar++] = hex_to_bin(c); if (vc->vc_npar == 7) { int i = vc->vc_par[0] * 3, j = 1; vc->vc_palette[i] = 16 * vc->vc_par[j++]; -- 1.7.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |