GFS2: Add proper error reporting to quota sync via sysfs

For some reason, the errors were not making it to userspace.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>

diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index be1b8ac..c5dad1e 100644 (file)
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -178,6 +178,7 @@ static ssize_t quota_sync_store(struct gfs2_sbd *sdp, const char *buf,
 static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf,
                                        size_t len)
 {
+       int error;
        u32 id;
 
        if (!capable(CAP_SYS_ADMIN))
@@ -185,13 +186,14 @@ static ssize_t quota_refresh_user_store(struct gfs2_sbd *sdp, const char *buf,
 
        id = simple_strtoul(buf, NULL, 0);
 
-       gfs2_quota_refresh(sdp, 1, id);
-       return len;
+       error = gfs2_quota_refresh(sdp, 1, id);
+       return error ? error : len;
 }
 
 static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf,
                                         size_t len)
 {
+       int error;
        u32 id;
 
        if (!capable(CAP_SYS_ADMIN))
@@ -199,8 +201,8 @@ static ssize_t quota_refresh_group_store(struct gfs2_sbd *sdp, const char *buf,
 
        id = simple_strtoul(buf, NULL, 0);
 
-       gfs2_quota_refresh(sdp, 0, id);
-       return len;
+       error = gfs2_quota_refresh(sdp, 0, id);
+       return error ? error : len;
 }
 
 static ssize_t demote_rq_store(struct gfs2_sbd *sdp, const char *buf, size_t len)