dash/proxmark3
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

fix resource leak

Browse Source
This commit is contained in:
iceman1001
2020-06-07 19:29:14 +02:00
parent ae10e76cb5
commit 8dd56a9004
1 changed files with 6 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

7
client/src/cmdsmartcard.c
View File

@@ -593,6 +593,7 @@ static int CmdSmartUpgrade(const char *Cmd) {
if (sha512_size < 128) {
PrintAndLogEx(FAILED, "SHA-512 file wrong size");
free(hashstring);
free(firmware);
return PM3_ESOFT;
}
@@ -601,6 +602,7 @@ static int CmdSmartUpgrade(const char *Cmd) {
uint8_t hash_1[64];
if (param_gethex(hashstring, 0, hash_1, 128)) {
PrintAndLogEx(FAILED, "Couldn't read SHA-512 file");
free(hashstring);
free(firmware);
return PM3_ESOFT;
}
@@ -608,16 +610,19 @@ static int CmdSmartUpgrade(const char *Cmd) {
uint8_t hash_2[64];
if (sha512hash(firmware, firmware_size, hash_2)) {
PrintAndLogEx(FAILED, "Couldn't calculate SHA-512 of firmware");
free(hashstring);
free(firmware);
return PM3_ESOFT;
}
if (memcmp(hash_1, hash_2, 64)) {
PrintAndLogEx(FAILED, "Couldn't verify integrity of firmware file " _RED_("(wrong SHA-512 hash)"));
free(hashstring);
free(firmware);
return PM3_ESOFT;
}
free(hashstring);
PrintAndLogEx(SUCCESS, "Sim module firmware uploading to PM3");
//Send to device