Fixing warning:

[proxmark3-svn] / client / cmdhflegic.c

diff --git a/client/cmdhflegic.c b/client/cmdhflegic.c
index ec870b901d01553237b2aabb42323177846ee307..0adf3c596b8cf1334cbf278c3b9d4c9bed5a0cdb 100644 (file)
--- a/client/cmdhflegic.c
+++ b/client/cmdhflegic.c
@@ -527,8 +527,7 @@ int CmdLegicRfRawWrite(const char *Cmd) {
                PrintAndLog("# changing the DCF is irreversible  #");
                PrintAndLog("#####################################");
                PrintAndLog("do youe really want to continue? y(es) n(o)");             
-               scanf(" %c", &answer);
-               if (answer == 'y' || answer == 'Y') {
+               if (scanf(" %c", &answer) > 0 && (answer == 'y' || answer == 'Y')) {
                        SendCommand(&c);
                        return 0;
                }
@@ -567,7 +566,7 @@ int CmdLegicRfFill(const char *Cmd) {
 
 int CmdLegicCalcCrc8(const char *Cmd){
 
-       uint8_t *data;
+       uint8_t *data = NULL;
        uint8_t cmdp = 0, uidcrc = 0, type=0;
        bool errors = false;
        int len = 0;