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Fix/Workaround a memory leak each time a device connects to BLE.

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This commit is contained in:
JF 2020-07-11 20:50:40 +02:00
parent 71842667a0
commit 09adb78b55
2 changed files with 7 additions and 1 deletions
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2
src/CMakeLists.txt
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@ -44,7 +44,7 @@ set(SDK_SOURCE_FILES
# FreeRTOS # FreeRTOS
${NRF5_SDK_PATH}/external/freertos/source/croutine.c ${NRF5_SDK_PATH}/external/freertos/source/croutine.c
${NRF5_SDK_PATH}/external/freertos/source/event_groups.c ${NRF5_SDK_PATH}/external/freertos/source/event_groups.c
${NRF5_SDK_PATH}/external/freertos/source/portable/MemMang/heap_1.c ${NRF5_SDK_PATH}/external/freertos/source/portable/MemMang/heap_4.c
${NRF5_SDK_PATH}/external/freertos/source/list.c ${NRF5_SDK_PATH}/external/freertos/source/list.c
${NRF5_SDK_PATH}/external/freertos/source/queue.c ${NRF5_SDK_PATH}/external/freertos/source/queue.c
${NRF5_SDK_PATH}/external/freertos/source/stream_buffer.c ${NRF5_SDK_PATH}/external/freertos/source/stream_buffer.c

6
src/libs/mynewt-nimble/porting/npl/freertos/src/npl_os_freertos.c
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@ -268,11 +268,17 @@ void
npl_freertos_callout_init(struct ble_npl_callout *co, struct ble_npl_eventq *evq, npl_freertos_callout_init(struct ble_npl_callout *co, struct ble_npl_eventq *evq,
ble_npl_event_fn *ev_cb, void *ev_arg) ble_npl_event_fn *ev_cb, void *ev_arg)
{ {
// I added this 'if' because nimble seems to never delete the timers. I assume it wants to recycle them.
// This condition ensure that a new timer is created only if 'co' points to an uninitialized structure.
// If the struct contains an existing timer, no new timer is created, which prevent a significant memory leak.
// TODO Ensure that this workaround is valid and does not generate bad side-effect.
if(co->handle == NULL) {
memset(co, 0, sizeof(*co)); memset(co, 0, sizeof(*co));
co->handle = xTimerCreate("co", 1, pdFALSE, co, os_callout_timer_cb); co->handle = xTimerCreate("co", 1, pdFALSE, co, os_callout_timer_cb);
co->evq = evq; co->evq = evq;
ble_npl_event_init(&co->ev, ev_cb, ev_arg); ble_npl_event_init(&co->ev, ev_cb, ev_arg);
} }
}
ble_npl_error_t ble_npl_error_t
npl_freertos_callout_reset(struct ble_npl_callout *co, ble_npl_time_t ticks) npl_freertos_callout_reset(struct ble_npl_callout *co, ble_npl_time_t ticks)