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espressif / esp-iot-bridge

A smart bridge to make both ESP and the other MCU or smart device can access the Internet.
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warning: pointer 'item' used after 'free' [-Wuse-after-free] (AEGHB-331) #53

Open rinstrum-franz opened 1 year ago

rinstrum-franz commented 1 year ago

https://github.com/espressif/esp-iot-bridge/blob/a009f9a18e6e2ab095a9f88e9512f5e95927e04a/components/web_server/src/web_server.c#L292 https://github.com/espressif/esp-iot-bridge/blob/a009f9a18e6e2ab095a9f88e9512f5e95927e04a/components/web_server/src/web_server.c#L615

/home/franz/git/rin/rinGate/rinGate/components/web_server/src/web_server.c: In function 'stop_scan_filter':
/home/franz/git/rin/rinGate/rinGate/components/web_server/src/web_server.c:290:103: warning: pointer 'fail_item' used after 'free' [-Wuse-after-free]
  290 |         for (router_obj_t *fail_item = SLIST_FIRST(&s_router_fail_list); fail_item != NULL; fail_item = SLIST_NEXT(fail_item, next)) {
      |                                                                                                       ^
/home/franz/git/rin/rinGate/rinGate/components/web_server/src/web_server.c:292:13: note: call to 'free' here
  292 |             free(fail_item);
      |             ^~~~~~~~~~~~~~~
/home/franz/git/rin/rinGate/rinGate/components/web_server/src/web_server.c: In function 'esp_web_start_scan_filter':
/home/franz/git/rin/rinGate/rinGate/components/web_server/src/web_server.c:612:73: warning: pointer 'item' used after 'free' [-Wuse-after-free]
  612 |         for (item = SLIST_FIRST(&s_router_all_list); item != NULL; item = SLIST_NEXT(item, next)) {
      |                                                                         ^
/home/franz/git/rin/rinGate/rinGate/components/web_server/src/web_server.c:615:13: note: call to 'free' here
  615 |             free(item);
      |             ^~~~~~~~~~
tswen commented 1 year ago

Hello, thank you for your feedback. Although these warnings do not affect the functionality, we will work on optimizing and resolving these warnings in the future.

rinstrum-franz commented 1 year ago

good

Am Di., 8. Aug. 2023 um 04:43 Uhr schrieb Tian Sen Wen < @.***>:

Hello, thank you for your feedback. Although these warnings do not affect the functionality, we will work on optimizing and resolving these warnings in the future.

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