Clean up compile warning
Previously, compiling would complain warning: comparison of integer expressions of different signedness: ‘int’ and ‘uint32_t’ Change-Id: Ic839ab02189103975985fc0557d6846052635b14
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@ -989,7 +989,7 @@ hex_encode_string(char *buf, uint32_t buf_len)
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{
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char *hex_encoded_buf = (char*)alloc_zeroed_buffer((buf_len * 2) + 1);
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char *hex_encoded_ptr = hex_encoded_buf;
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int i;
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uint32_t i;
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for (i = 0; i < buf_len; i++) {
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hex_encoded_ptr += sprintf(hex_encoded_ptr, "%.2x", (unsigned char)buf[i]);
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