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Address of local variable buffer is assigned to a non-local variable #1046

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b4yuan opened this issue Aug 13, 2023 · 0 comments
Open

Address of local variable buffer is assigned to a non-local variable #1046

b4yuan opened this issue Aug 13, 2023 · 0 comments

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@b4yuan
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b4yuan commented Aug 13, 2023

DAPLink/source/board/microbitv2/nrf52820/pwr_mon_adc.c

Line 76 in 06fa0a9

NRF_SAADC->RESULT.PTR = (uint32_t) buffer;

A stack address is assigned to a non-local variable. Storing the address of a local variable in non-local memory can cause a dangling pointer bug if the address is used after the function returns.
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