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make sure variable are set before being used

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iceman1001 2025-02-18 18:43:10 +01:00
commit af6fdd09e2
1 changed files with 7 additions and 0 deletions
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7
client/src/cmdlfem410x.c
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@ -108,6 +108,8 @@ static void em410x_construct_emul_graph(uint8_t *uid, uint8_t clock, uint8_t gap
// print 64 bit EM410x ID in multiple formats // print 64 bit EM410x ID in multiple formats
void printEM410x(uint32_t hi, uint64_t id, bool verbose, int type) { void printEM410x(uint32_t hi, uint64_t id, bool verbose, int type) {
if (!id && !hi) return;
if (verbose == false) { if (verbose == false) {
if (type & 0x1) { // Short ID if (type & 0x1) { // Short ID
PrintAndLogEx(SUCCESS, "EM 410x ID "_GREEN_("%010" PRIX64), id); PrintAndLogEx(SUCCESS, "EM 410x ID "_GREEN_("%010" PRIX64), id);
@ -252,6 +254,11 @@ static int ask_em410x_binary_decode(bool verbose, uint32_t *hi, uint64_t *lo, ui
return PM3_ESOFT; return PM3_ESOFT;
} }
if (!lo && !hi) {
PrintAndLogEx(DEBUG, "DEBUG: Error - Em410x decoded to all zeros");
return PM3_ESOFT;
}
PrintAndLogEx(DEBUG, "DEBUG: Em410x idx: %zu, Len: %zu, Printing DemodBuffer:", *idx, *size); PrintAndLogEx(DEBUG, "DEBUG: Em410x idx: %zu, Len: %zu, Printing DemodBuffer:", *idx, *size);
if (g_debugMode) { if (g_debugMode) {
printDemodBuff(0, false, false, true); printDemodBuff(0, false, false, true);