Andy:
Acked-By: Mike Isely
-Mike
On Tue, 27 Jul 2010, Andy Shevchenko wrote:
> Signed-off-by: Andy Shevchenko
> Cc: Mike Isely
> ---
> drivers/media/video/pvrusb2/pvrusb2-debugifc.c | 14 ++
> 1 files changed, 2 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/media/video/pvrusb2/pvrusb2-debugifc.c
> b/drivers/media/video/pvrusb2/pvrusb2-debugifc.c
> index e9b11e1..4279ebb 100644
> --- a/drivers/media/video/pvrusb2/pvrusb2-debugifc.c
> +++ b/drivers/media/video/pvrusb2/pvrusb2-debugifc.c
> @@ -94,8 +94,6 @@ static int debugifc_parse_unsigned_number(const char
> *buf,unsigned int count,
> u32 *num_ptr)
> {
> u32 result = 0;
> - u32 val;
> - int ch;
> int radix = 10;
> if ((count >= 2) && (buf[0] == '0') &&
> ((buf[1] == 'x') || (buf[1] == 'X'))) {
> @@ -107,17 +105,9 @@ static int debugifc_parse_unsigned_number(const char
> *buf,unsigned int count,
> }
>
> while (count--) {
> - ch = *buf++;
> - if ((ch >= '0') && (ch <= '9')) {
> - val = ch - '0';
> - } else if ((ch >= 'a') && (ch <= 'f')) {
> - val = ch - 'a' + 10;
> - } else if ((ch >= 'A') && (ch <= 'F')) {
> - val = ch - 'A' + 10;
> - } else {
> + int val = hex_to_bin(*buf++);
> + if (val < 0 || val >= radix)
> return -EINVAL;
> - }
> - if (val >= radix) return -EINVAL;
> result *= radix;
> result += val;
> }
>
--
Mike Isely
isely @ isely (dot) net
PGP: 03 54 43 4D 75 E5 CC 92 71 16 01 E2 B5 F5 C1 E8
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