diff options
| author | David S. Miller <davem@davemloft.net> | 2010-08-16 14:09:34 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-08-16 14:09:34 -0700 |
| commit | 300a103d1504134f8c4a7e831f995e917ea9b1e4 (patch) | |
| tree | 7f94d5fff513d132bd0b57a9e3bd96c4cc80d707 /drivers/media/video/pvrusb2/pvrusb2-debugifc.c | |
| parent | 0a492896ac07336c98f37ad7fab4a6387b6ada78 (diff) | |
| parent | da5cabf80e2433131bf0ed8993abc0f7ea618c73 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'drivers/media/video/pvrusb2/pvrusb2-debugifc.c')
| -rw-r--r-- | 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 e9b11e119f6..4279ebb811a 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; } |