[PATCH 07/11] sysctl: don't use own implementation of hex_to_bin()
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From: Andy Shevchenko on 22 Feb 2010 13:20 From: Andy Shevchenko <ext-andriy.shevchenko(a)nokia.com> Get rid of own implementation of hex_to_bin(). It requires to have hex_to_bin() introduced by starter patch in the series. Signed-off-by: Andy Shevchenko <ext-andriy.shevchenko(a)nokia.com> Cc: Eric W. Biederman <ebiederm(a)xmission.com> Cc: Andi Kleen <ak(a)linux.intel.com> --- kernel/sysctl_binary.c | 9 +++------ 1 files changed, 3 insertions(+), 6 deletions(-) diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c index 8f5d16e..e09c852 100644 --- a/kernel/sysctl_binary.c +++ b/kernel/sysctl_binary.c @@ -13,6 +13,7 @@ #include <linux/file.h> #include <linux/ctype.h> #include <linux/netdevice.h> +#include <linux/kernel.h> #ifdef CONFIG_SYSCTL_SYSCALL @@ -1124,11 +1125,6 @@ out: return result; } -static unsigned hex_value(int ch) -{ - return isdigit(ch) ? ch - '0' : ((ch | 0x20) - 'a') + 10; -} - static ssize_t bin_uuid(struct file *file, void __user *oldval, size_t oldlen, void __user *newval, size_t newlen) { @@ -1156,7 +1152,8 @@ static ssize_t bin_uuid(struct file *file, if (!isxdigit(str[0]) || !isxdigit(str[1])) goto out; - uuid[i] = (hex_value(str[0]) << 4) | hex_value(str[1]); + uuid[i] = (hex_to_bin(str[0]) << 4) | + hex_to_bin(str[1]); str += 2; if (*str == '-') str++; -- 1.5.6.5 -- 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/ |