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-rw-r--r--block/blk-mq-debugfs.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 90d68760af08..7921573aebbc 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -308,8 +308,9 @@ static const char *const cmd_flag_name[] = {
CMD_FLAG_NAME(PREFLUSH),
CMD_FLAG_NAME(RAHEAD),
CMD_FLAG_NAME(BACKGROUND),
- CMD_FLAG_NAME(NOUNMAP),
CMD_FLAG_NAME(NOWAIT),
+ CMD_FLAG_NAME(NOUNMAP),
+ CMD_FLAG_NAME(HIPRI),
};
#undef CMD_FLAG_NAME
@@ -838,6 +839,9 @@ static const struct blk_mq_debugfs_attr blk_mq_debugfs_ctx_attrs[] = {
static bool debugfs_create_files(struct dentry *parent, void *data,
const struct blk_mq_debugfs_attr *attr)
{
+ if (IS_ERR_OR_NULL(parent))
+ return false;
+
d_inode(parent)->i_private = data;
for (; attr->name; attr++) {