Commit 5530ea0b authored by Andries Kruithof's avatar Andries Kruithof Committed by Carles Cufi
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Bluetooth: controller: ensure memory access is aligned 



The memory used for Tx buffers and procedure context must
be aligned on a word boundary, otherwise it is possible
to get unaligned memory access

Signed-off-by: default avatarAndries Kruithof <andries.kruithof@nordicsemi.no>
parent 1d879b93

subsys/bluetooth/controller/ll_sw/ull_llcp.c

+3 −3
Original line number Diff line number Diff line
@@ -60,14 +60,14 @@ sys_slist_t tx_buffer_wait_list; 
static uint8_t common_tx_buffer_alloc;

#endif /* LLCP_TX_CTRL_BUF_QUEUE_ENABLE */



static uint8_t buffer_mem_tx[TX_CTRL_BUF_SIZE * LLCP_TX_CTRL_BUF_COUNT];

static uint8_t MALIGN(4) buffer_mem_tx[TX_CTRL_BUF_SIZE * LLCP_TX_CTRL_BUF_COUNT];

static struct llcp_mem_pool mem_tx = { .pool = buffer_mem_tx };



static uint8_t buffer_mem_local_ctx[PROC_CTX_BUF_SIZE *

static uint8_t MALIGN(4) buffer_mem_local_ctx[PROC_CTX_BUF_SIZE *

				    CONFIG_BT_CTLR_LLCP_LOCAL_PROC_CTX_BUF_NUM];

static struct llcp_mem_pool mem_local_ctx = { .pool = buffer_mem_local_ctx };



static uint8_t buffer_mem_remote_ctx[PROC_CTX_BUF_SIZE *

static uint8_t MALIGN(4) buffer_mem_remote_ctx[PROC_CTX_BUF_SIZE *

				     CONFIG_BT_CTLR_LLCP_REMOTE_PROC_CTX_BUF_NUM];

static struct llcp_mem_pool mem_remote_ctx = { .pool = buffer_mem_remote_ctx };

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