From: Wang Shilong <wangsl-fnst@xxxxxxxxxxxxxx>
The original code forgot to output the reason why the commands failed,
fix it.
Signed-off-by: Wang Shilong <wangsl-fnst@xxxxxxxxxxxxxx>
---
cmds-qgroup.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/cmds-qgroup.c b/cmds-qgroup.c
index 79888c8..275f00f 100644
--- a/cmds-qgroup.c
+++ b/cmds-qgroup.c
@@ -298,6 +298,7 @@ static int cmd_qgroup_show(int argc, char **argv)
{
int ret = 0;
int fd;
+ int e;
char *path = argv[1];
if (check_argc_exact(argc, 2))
@@ -310,9 +311,11 @@ static int cmd_qgroup_show(int argc, char **argv)
}
ret = list_qgroups(fd);
+ e = errno;
close(fd);
if (ret < 0) {
- fprintf(stderr, "ERROR: can't list qgroups\n");
+ fprintf(stderr, "ERROR: can't list qgroups: %s\n",
+ strerror(e));
return 30;
}
--
1.7.7.6
--
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