diff --git a/drivers/ntb/hw/idt/ntb_hw_idt.c b/drivers/ntb/hw/idt/ntb_hw_idt.c
index 733557231ed0..0ed6f809ff2e 100644
--- a/drivers/ntb/hw/idt/ntb_hw_idt.c
+++ b/drivers/ntb/hw/idt/ntb_hw_idt.c
@@ -2406,7 +2406,7 @@ static ssize_t idt_dbgfs_info_read(struct file *filp, char __user *ubuf,
 				"\t%hhu.\t", idx);
 		else
 			off += scnprintf(strbuf + off, size - off,
-				"\t%hhu-%hhu.\t", idx, idx + cnt - 1);
+				"\t%hhu-%d.\t", idx, idx + cnt - 1);
 
 		off += scnprintf(strbuf + off, size - off, "%s BAR%hhu, ",
 			idt_get_mw_name(data), ndev->mws[idx].bar);
@@ -2435,7 +2435,7 @@ static ssize_t idt_dbgfs_info_read(struct file *filp, char __user *ubuf,
 					"\t%hhu.\t", idx);
 			else
 				off += scnprintf(strbuf + off, size - off,
-					"\t%hhu-%hhu.\t", idx, idx + cnt - 1);
+					"\t%hhu-%d.\t", idx, idx + cnt - 1);
 
 			off += scnprintf(strbuf + off, size - off,
 				"%s BAR%hhu, ", idt_get_mw_name(data),
@@ -2480,7 +2480,7 @@ static ssize_t idt_dbgfs_info_read(struct file *filp, char __user *ubuf,
 		int src;
 		data = idt_ntb_msg_read(&ndev->ntb, &src, idx);
 		off += scnprintf(strbuf + off, size - off,
-			"\t%hhu. 0x%08x from peer %hhu (Port %hhu)\n",
+			"\t%hhu. 0x%08x from peer %d (Port %hhu)\n",
 			idx, data, src, ndev->peers[src].port);
 	}
 	off += scnprintf(strbuf + off, size - off, "\n");