diff --git a/drivers/char/diag/diagchar_core.c b/drivers/char/diag/diagchar_core.c
index d1b6659f8160..27065a140fbf 100644
--- a/drivers/char/diag/diagchar_core.c
+++ b/drivers/char/diag/diagchar_core.c
@@ -96,7 +96,7 @@ module_param(poolsize_dci, uint, 0);
 #ifdef CONFIG_DIAGFWD_BRIDGE_CODE
 /* Used for reading data from the remote device. */
 static unsigned int itemsize_mdm = DIAG_MDM_BUF_SIZE;
-static unsigned int poolsize_mdm = 9;
+static unsigned int poolsize_mdm = 18;
 module_param(itemsize_mdm, uint, 0);
 module_param(poolsize_mdm, uint, 0);
 
@@ -113,7 +113,7 @@ module_param(itemsize_mdm_dci, uint, 0);
  * Don't expose the itemsize since it is constant.
  */
 static unsigned int itemsize_mdm_usb = sizeof(struct diag_request);
-static unsigned int poolsize_mdm_usb = 9;
+static unsigned int poolsize_mdm_usb = 18;
 module_param(poolsize_mdm_usb, uint, 0);
 
 /*