[B.A.T.M.A.N.] [PATCH v3 2/4] batman-adv: Backport kstrtou64 for Linux < 2.6.39

Signed-off-by: Sven Eckelmann sven@narfation.org --- v3: * no change v2: * rebased on current master * add missing header linux/errno.h

compat-include/linux/kernel.h | 12 ++++++++++++ 1 file changed, 12 insertions(+)

diff --git a/compat-include/linux/kernel.h b/compat-include/linux/kernel.h index 2015f7f..663f9e9 100644 --- a/compat-include/linux/kernel.h +++ b/compat-include/linux/kernel.h @@ -36,6 +36,18 @@ _r = -ERANGE;\ _r;\ }) + +#define kstrtou64(cp, base, v)\ +({\ + unsigned long long _v;\ + int _r;\ + _r = strict_strtoull(cp, base, &_v);\ + *(v) = (uint64_t)_v;\ + if ((unsigned long long)*(v) != _v)\ + _r = -ERANGE;\ + _r;\ +}) + #define kstrtoul strict_strtoul #define kstrtol strict_strtol