Fix dereference through null pointer problem.

SCCS-vsn: usr.bin/tn3270/tools/mkastosc/mkastosc.c 1.7

diff --git a/usr/src/usr.bin/tn3270/tools/mkastosc/mkastosc.c b/usr/src/usr.bin/tn3270/tools/mkastosc/mkastosc.c
index 00d3f51..8593b82 100644 (file)
--- a/usr/src/usr.bin/tn3270/tools/mkastosc/mkastosc.c
+++ b/usr/src/usr.bin/tn3270/tools/mkastosc/mkastosc.c
@@ -98,7 +98,7 @@ char  *argv[];
     }
     /* Now, output the table */
     for (Pt = tbl, asciicode = 0; Pt <= tbl+highestof(tbl); Pt++, asciicode++) {
     }
     /* Now, output the table */
     for (Pt = tbl, asciicode = 0; Pt <= tbl+highestof(tbl); Pt++, asciicode++) {

-       if (Pt->shift[0] == 0) {
+       if ((Pt->shift == 0) || (Pt->shift[0] == 0)) {

            if (isprint(asciicode) && (asciicode != ' ')) {
                fprintf(stderr, "Unable to produce scancode sequence for");
                fprintf(stderr, " ASCII character [%c]!\n", asciicode);
            if (isprint(asciicode) && (asciicode != ' ')) {
                fprintf(stderr, "Unable to produce scancode sequence for");
                fprintf(stderr, " ASCII character [%c]!\n", asciicode);