avoid null ptr deref, from glenn@sun

[unix-history] / usr / src / bin / csh / func.c

diff --git a/usr/src/bin/csh/func.c b/usr/src/bin/csh/func.c
index b4badc1..55301d1 100644 (file)
--- a/usr/src/bin/csh/func.c
+++ b/usr/src/bin/csh/func.c
@@ -5,7 +5,7 @@
  */
 
 #ifndef lint
  */
 
 #ifndef lint

-static char *sccsid = "@(#)func.c      5.2 (Berkeley) %G%";
+static char *sccsid = "@(#)func.c      5.3 (Berkeley) %G%";

 #endif
 
 #include "sh.h"
 #endif
 
 #include "sh.h"


@@ -909,7 +909,7 @@ dolimit(v)
        char hard = 0;
 
        v++;
        char hard = 0;
 
        v++;

-       if (eq(*v, "-h")) {
+       if (*v && eq(*v, "-h")) {

                hard = 1;
                v++;
        }
                hard = 1;
                v++;
        }


@@ -1034,7 +1034,7 @@ dounlimit(v)
        char hard = 0;
 
        v++;
        char hard = 0;
 
        v++;

-       if (eq(*v, "-h")) {
+       if (*v && eq(*v, "-h")) {

                hard = 1;
                v++;
        }
                hard = 1;
                v++;
        }