[PATCH v1] lib/generic-radix-tree: Make good use of while (level--)

[Andy Shevchenko]

There is no need to split postincrement in while (level--) type of loops.

Signed-off-by: Andy Shevchenko <andriy.shevche...@linux.intel.com>
---
 lib/generic-radix-tree.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/lib/generic-radix-tree.c b/lib/generic-radix-tree.c
index a7bafc413730..5a1818a0de1f 100644
--- a/lib/generic-radix-tree.c
+++ b/lib/generic-radix-tree.c
@@ -59,13 +59,9 @@ void *__genradix_ptr(struct __genradix *radix, size_t offset)
        if (ilog2(offset) >= genradix_depth_shift(level))
                return NULL;
 
-       while (1) {
+       while (level--) {
                if (!n)
                        return NULL;
-               if (!level)
-                       break;
-
-               level--;
 
                n = n->children[offset >> genradix_depth_shift(level)];
                offset &= genradix_depth_size(level) - 1;
@@ -157,9 +153,7 @@ void *__genradix_iter_peek(struct genradix_iter *iter,
        if (ilog2(iter->offset) >= genradix_depth_shift(level))
                return NULL;
 
-       while (level) {
-               level--;
-
+       while (level--) {
                i = (iter->offset >> genradix_depth_shift(level)) &
                        (GENRADIX_ARY - 1);
 
-- 
2.20.1