Bluetooth: controller: Add Tx fragmentation assertion

cvinayak · nashif · commit 2bfaadffb807 · 2021-02-15T12:07:59.000-05:00
Added Tx fragmentation implementation assertion to check
invalid offset use due to any memory corruptions.

Signed-off-by: Vinayak Kariappa Chettimada &lt;vich@nordicsemi.no&gt;
diff --git a/subsys/bluetooth/controller/ll_sw/nordic/lll/lll_conn.c b/subsys/bluetooth/controller/ll_sw/nordic/lll/lll_conn.c
@@ -755,6 +755,8 @@ static inline int isr_rx_pdu(struct lll_conn *lll, struct pdu_data *pdu_data_rx,
 				*tx_release = tx;
 
 				FORCE_MD_CNT_SET();
+			} else {
+				LL_ASSERT(0);
 			}
 
 			if (IS_ENABLED(CONFIG_BT_CENTRAL) && !lll->role &&

Original file line number	Diff line number	Diff line change
`@@ -755,6 +755,8 @@ static inline int isr_rx_pdu(struct lll_conn lll, struct pdu_data pdu_data_rx,`
`755`	`755`	`*tx_release = tx;`
`756`	`756`
`757`	`757`	`FORCE_MD_CNT_SET();`
	`758`	`+ } else {`
	`759`	`+ LL_ASSERT(0);`
`758`	`760`	`}`
`759`	`761`
`760`	`762`	`if (IS_ENABLED(CONFIG_BT_CENTRAL) && !lll->role &&`