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Fix crash in nfc-relay-picc -i/-t if fd3 or fd4 is missing

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This commit is contained in:
Philippe Teuwen 2013-02-01 21:55:29 +01:00
parent 386e08d8b3
commit 4d0ee443d1
1 changed files with 8 additions and 2 deletions
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10
utils/nfc-relay-picc.c
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@ -207,8 +207,14 @@ main(int argc, char *argv[])
ERR("No device found"); ERR("No device found");
return EXIT_FAILURE; return EXIT_FAILURE;
} }
fd3 = fdopen(3, "r"); if ((fd3 = fdopen(3, "r")) == NULL) {
fd4 = fdopen(4, "w"); ERR("Could not open file descriptor 3");
return EXIT_FAILURE;
}
if ((fd4 = fdopen(4, "r")) == NULL) {
ERR("Could not open file descriptor 4");
return EXIT_FAILURE;
}
} else { } else {
if (szFound < 2) { if (szFound < 2) {
ERR("%zd device found but two opened devices are needed to relay NFC.", szFound); ERR("%zd device found but two opened devices are needed to relay NFC.", szFound);