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Fix crash when file cannot be opened for writing.

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This commit is contained in:
Romain Tartiere
2011-01-20 15:42:46 +00:00
parent eae07f1977
commit cf92bfaeee
1 changed files with 8 additions and 0 deletions
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8
examples/nfc-mfclassic.c
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@@ -494,6 +494,10 @@ main (int argc, const char *argv[])
printf ("Writing data to file: %s ...", argv[3]);
fflush (stdout);
pfDump = fopen (argv[3], "wb");
if (pfDump == NULL) {
printf ("Could not open dump file: %s\n", argv[3]);
exit (EXIT_FAILURE);
}
if (fwrite (&mtDump, 1, sizeof (mtDump), pfDump) != sizeof (mtDump)) {
printf ("\nCould not write to file: %s\n", argv[3]);
exit (EXIT_FAILURE);
@@ -536,6 +540,10 @@ main (int argc, const char *argv[])
printf ("Writing data to file: %s\n", pcPayload);
pfPayload = fopen (pcPayload, "wb");
if (pfPayload == NULL) {
printf ("Could not open file %s for writting.\n", pcPayload);
exit (EXIT_FAILURE);
}
if (fwrite (abPayload, 1, sizeof (abPayload), pfPayload) != sizeof (abPayload)) {
printf ("Could not write to file: %s\n", pcPayload);
exit (EXIT_FAILURE);