Revert "dbg: Watchdog resets while 'hw tune lf'"

[proxmark3-svn] / client / cmdlft55xx.c

diff --git a/client/cmdlft55xx.c b/client/cmdlft55xx.c
index 92a00bce5820f7e63dd4675c12ac1ec118f2567a..c5a6dd3f64623ed304c2487b50ae0238dedb7602 100644 (file)
--- a/client/cmdlft55xx.c
+++ b/client/cmdlft55xx.c
@@ -1433,7 +1433,7 @@ int CmdT55xxBruteForce(const char *Cmd) {
                        //The line start with # is comment, skip\r
                        if( buf[0]=='#' ) continue;\r
 \r
                        //The line start with # is comment, skip\r
                        if( buf[0]=='#' ) continue;\r
 \r

-                       if (!isxdigit(buf[0])) {\r
+                       if (!isxdigit((unsigned char)buf[0])) {\r

                                PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf);\r
                                continue;\r
                        }\r
                                PrintAndLog("File content error. '%s' must include 8 HEX symbols", buf);\r
                                continue;\r
                        }\r