In order to sparse exact error message, we need to record errno here. Signed-off-by: Liu Bo <bo.li.liu@oracle.com> --- cmds-filesystem.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/cmds-filesystem.c b/cmds-filesystem.c index 2210020..3f386e2 100644 --- a/cmds-filesystem.c +++ b/cmds-filesystem.c @@ -431,6 +431,7 @@ static int cmd_defrag(int argc, char **argv) close(fd); break; } + e = errno; } if (ret) { fprintf(stderr, "ERROR: defrag failed on %s - %s\n", -- 1.7.7 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html