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Update bh_platform.c

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Add check for function bh_vprintf_sgx: check whether print_function is not NULL.
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wenyongh 2019-11-22 15:28:02 +08:00 committed by GitHub
parent 74374840fa
commit d16027ff9e
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1 changed files with 6 additions and 3 deletions
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9
core/shared-lib/platform/linux-sgx/bh_platform.c
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@ -60,8 +60,11 @@ int bh_printf_sgx(const char *message, ...)
int bh_vprintf_sgx(const char * format, va_list arg)
{
char msg[FIXED_BUFFER_SIZE] = { '\0' };
vsnprintf(msg, FIXED_BUFFER_SIZE, format, arg);
print_function(msg);
if (print_function != NULL) {
char msg[FIXED_BUFFER_SIZE] = { '\0' };
vsnprintf(msg, FIXED_BUFFER_SIZE, format, arg);
print_function(msg);
}
return 0;
}