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tcti-spi-helper: uint32_t is conversion to a void* buffer fails on big endian #2686

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tcti-spi-helper: uint32_t is conversion to a void* buffer fails on big endian #2686

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4 changes: 3 additions & 1 deletion src/tss2-tcti/tcti-spi-helper.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,8 @@
/*
* Copyright 2020 Fraunhofer SIT. All rights reserved.
*/
#define _BSD_SOURCE
#include <endian.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
Expand Down Expand Up @@ -312,7 +314,7 @@ static uint32_t spi_tpm_helper_read_sts_reg(TSS2_TCTI_SPI_HELPER_CONTEXT* ctx)
{
uint32_t status = 0;
spi_tpm_helper_read_reg(ctx, TCTI_SPI_HELPER_TPM_STS_REG, &status, sizeof(status));
return status;
return le32toh(status);
}

static void spi_tpm_helper_write_sts_reg(TSS2_TCTI_SPI_HELPER_CONTEXT* ctx, uint32_t status)
Expand Down