Some ioctl() returns non-negative value on success. filefrag_fiemap should
treat positive ioctl() return values as success.
This can be triggered by running filefrag on btrfs partitions.
Signed-off-by: Peng Tao <bergwolf@xxxxxxxxx>
---
misc/filefrag.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/misc/filefrag.c b/misc/filefrag.c
index 80ac05c..3dc966a 100644
--- a/misc/filefrag.c
+++ b/misc/filefrag.c
@@ -208,7 +208,7 @@ int filefrag_fiemap(int fd, int blk_shift, int *num_extents)
fiemap_incompat_printed = 1;
}
}
- if (rc)
+ if (rc < 0)
return rc;
if (!verbose) {
--
1.6.2.GIT
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