X-Git-Url: http://git.zerfleddert.de/cgi-bin/gitweb.cgi/proxmark3-svn/blobdiff_plain/0f112d6f19ecf6e7d443eaf3464ebf916048be59..3ded0f97d32f91766a5815b6c74ca7c6ebade8bf:/client/cmdhf14a.c

diff --git a/client/cmdhf14a.c b/client/cmdhf14a.c
index 8064724c..e4b245c3 100644
--- a/client/cmdhf14a.c
+++ b/client/cmdhf14a.c
@@ -16,6 +16,7 @@
 #include <inttypes.h>
 #include <string.h>
 #include <unistd.h>
+#include <ctype.h>
 #include "util.h"
 #include "util_posix.h"
 #include "iso14443crc.h"
@@ -764,7 +765,7 @@ int CmdHF14AAPDU(const char *cmd) {
 					return 1;
 			}
 			
-		if (isxdigit(c)) {
+		if (isxdigit((unsigned char)c)) {
 			// len = data + PCB(1b) + CRC(2b)
 			switch(param_gethex_to_eol(cmd, cmdp, data, sizeof(data) - 1 - 2, &datalen)) {
 			case 1: