initialize offset variables

SCCS-vsn: usr.bin/comm/comm.c 5.7

diff --git a/usr/src/usr.bin/comm/comm.c b/usr/src/usr.bin/comm/comm.c
index ab76109..4cb35bc 100644 (file)
--- a/usr/src/usr.bin/comm/comm.c
+++ b/usr/src/usr.bin/comm/comm.c
@@ -15,7 +15,7 @@ char copyright[] =
 #endif /* not lint */
 
 #ifndef lint
 #endif /* not lint */
 
 #ifndef lint

-static char sccsid[] = "@(#)comm.c     5.6 (Berkeley) %G%";
+static char sccsid[] = "@(#)comm.c     5.7 (Berkeley) %G%";

 #endif /* not lint */
 
 #include <sys/file.h>
 #endif /* not lint */
 
 #include <sys/file.h>


@@ -67,12 +67,13 @@ done:       argc -= optind;
 
        /* for each column printed, add another tab offset */
        p = tabs;
 
        /* for each column printed, add another tab offset */
        p = tabs;

+       col1 = col2 = col3 = NULL;

        if (flag1)
                col1 = *p++;
        if (flag2)
                col2 = *p++;
        if (flag3)
        if (flag1)
                col1 = *p++;
        if (flag2)
                col2 = *p++;
        if (flag3)

-               col3 = *p++;
+               col3 = *p;

 
        for (read1 = read2 = 1;;) {
                /* read next line, check for EOF */
 
        for (read1 = read2 = 1;;) {
                /* read next line, check for EOF */