Merge branch 'master' of https://github.com/Proxmark/proxmark3

[proxmark3-svn] / client / cmddata.c

diff --git a/client/cmddata.c b/client/cmddata.c
index 25d752f6a47eacf28a7ca827011a2e6aee31de26..533caeb5bf7eee9bc6a7cf66fecb73c473ded17c 100644 (file)
--- a/client/cmddata.c
+++ b/client/cmddata.c
@@ -30,6 +30,12 @@ static int CmdHelp(const char *Cmd);
 //by marshmellow
 void setDemodBuf(uint8_t *buff, size_t size, size_t startIdx)
 {
+       if (buff == NULL) 
+               return;
+       
+       if ( size >= MAX_DEMOD_BUF_LEN)
+               size = MAX_DEMOD_BUF_LEN;
+       
        size_t i = 0;
        for (; i < size; i++){
                DemodBuffer[i]=buff[startIdx++];