Hi Dave,

It seems that function do_radix_tree doesn't free dynamic
allocated memory and in turn cause memory leak.
Hope that the attached patch would help.

Thanks,
Wang Chao

---
filesys.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/filesys.c b/filesys.c
index c261a44..5448681 100755
--- a/filesys.c
+++ b/filesys.c
@@ -3781,6 +3781,7 @@ do_radix_tree(ulong root, int flag, struct radix_tree_pair *rtp)

maxindex = height_to_maxindex[height];
FREEBUF(height_to_maxindex);
+ FREEBUF(radix_tree_root_buf);

root_rnode = root + OFFSET(radix_tree_root_rnode);

--
1.7.3

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