From 617769147f96bcd05aa9a5c8534b29d00fdd8b90 Mon Sep 17 00:00:00 2001 From: Liu Bo Date: Tue, 16 Apr 2013 16:40:52 +0800 Subject: Btrfs-progs: record errno for ioctl DEFRAG_RANGE In order to sparse exact error message, we need to record errno here. Signed-off-by: Liu Bo --- cmds-filesystem.c | 1 + 1 file changed, 1 insertion(+) (limited to 'cmds-filesystem.c') diff --git a/cmds-filesystem.c b/cmds-filesystem.c index f3d31306..f41a72ab 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", -- cgit v1.2.3