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Fix usage of possibly uninitialized 'result'.

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Can't tell how gcc/clang fail to detect this…
This commit is contained in:
Romain Tartiere 2012-05-14 12:50:04 +00:00
parent dfcabf71f0
commit 2256d5d3dc
1 changed files with 6 additions and 6 deletions
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18
examples/pn53x-diagnose.c
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@ -97,27 +97,27 @@ main (int argc, const char *argv[])
// Result of Diagnose ping for RC-S360 doesn't contain status byte so we've to handle both cases // Result of Diagnose ping for RC-S360 doesn't contain status byte so we've to handle both cases
result = (memcmp (pncmd_diagnose_communication_line_test + 1, abtRx, sizeof (pncmd_diagnose_communication_line_test) - 1) == 0) || result = (memcmp (pncmd_diagnose_communication_line_test + 1, abtRx, sizeof (pncmd_diagnose_communication_line_test) - 1) == 0) ||
(memcmp (pncmd_diagnose_communication_line_test + 2, abtRx, sizeof (pncmd_diagnose_communication_line_test) - 2) == 0); (memcmp (pncmd_diagnose_communication_line_test + 2, abtRx, sizeof (pncmd_diagnose_communication_line_test) - 2) == 0);
} else {
nfc_perror (pnd, "pn53x_transceive");
}
printf (" Communication line test: %s\n", result ? "OK" : "Failed"); printf (" Communication line test: %s\n", result ? "OK" : "Failed");
} else {
nfc_perror (pnd, "pn53x_transceive: cannot diagnose communication line");
}
res = pn53x_transceive (pnd, pncmd_diagnose_rom_test, sizeof (pncmd_diagnose_rom_test), abtRx, szRx, 0); res = pn53x_transceive (pnd, pncmd_diagnose_rom_test, sizeof (pncmd_diagnose_rom_test), abtRx, szRx, 0);
if (res > 0) { if (res > 0) {
szRx = (size_t) res; szRx = (size_t) res;
result = ((szRx == 1) && (abtRx[0] == 0x00)); result = ((szRx == 1) && (abtRx[0] == 0x00));
} else {
nfc_perror (pnd, "pn53x_transceive");
}
printf (" ROM test: %s\n", result ? "OK" : "Failed"); printf (" ROM test: %s\n", result ? "OK" : "Failed");
} else {
nfc_perror (pnd, "pn53x_transceive: cannot diagnose ROM");
}
res = pn53x_transceive (pnd, pncmd_diagnose_ram_test, sizeof (pncmd_diagnose_ram_test), abtRx, szRx, 0); res = pn53x_transceive (pnd, pncmd_diagnose_ram_test, sizeof (pncmd_diagnose_ram_test), abtRx, szRx, 0);
if (res > 0) { if (res > 0) {
szRx = (size_t) res; szRx = (size_t) res;
result = ((szRx == 1) && (abtRx[0] == 0x00)); result = ((szRx == 1) && (abtRx[0] == 0x00));
} else {
nfc_perror (pnd, "pn53x_transceive");
}
printf (" RAM test: %s\n", result ? "OK" : "Failed"); printf (" RAM test: %s\n", result ? "OK" : "Failed");
} else {
nfc_perror (pnd, "pn53x_transceive: cannot diagnose RAM");
}
} }
} }