card-jcop: Avoid left-shift of negative values
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@ -539,7 +539,9 @@ static int jcop_create_file(sc_card_t *card, sc_file_t *file) {
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entry = sc_file_get_acl_entry(file, ops[i]);
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r = acl_to_ac_nibble(entry);
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sec_attr_data[i/2] |= r << ((i % 2) ? 0 : 4);
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if (r >= 0) {
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sec_attr_data[i/2] |= r << ((i % 2) ? 0 : 4);
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}
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}
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sc_file_set_sec_attr(file, sec_attr_data, 3);
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