scatterlist: refactor the sg_nents

Replace 'while' with 'for' as suggested by Tejun Heo

Signed-off-by: Maxim Levitsky <maximlevitsky@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Maxim Levitsky 2012-09-28 10:38:15 +02:00 committed by Jens Axboe
parent 2e48461029
commit 232f1b5106

View file

@ -49,12 +49,9 @@ EXPORT_SYMBOL(sg_next);
**/
int sg_nents(struct scatterlist *sg)
{
int nents = 0;
while (sg) {
int nents;
for (nents = 0; sg; sg = sg_next(sg))
nents++;
sg = sg_next(sg);
}
return nents;
}
EXPORT_SYMBOL(sg_nents);