Fix #1: Segmentation fault on trailing slashes

dodir may pass a NULL pointer for the **p argument so we verify the
pointer is not NULL before dereferencing it.

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/lndir.c b/lndir.c
index afd5aa4..7b84fa7 100644
--- a/lndir.c
+++ b/lndir.c
@@ -127,7 +127,7 @@ equivalent(char *lname, const char *rname, char **p)
 	while (s[1] == '/') {
 	    size_t len = strlen(s+2);
 	    memmove(s+1, s+2, len+1);
-	    if (*p) (*p)--;
+	    if (p && *p) (*p)--;
 	}
     }
     return !strcmp(lname, rname);