1 files changed, 2 insertions, 2 deletions

diff --git a/shell/ash.c b/shell/ash.c
index 496167fbe..789a81cc3 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -13004,10 +13004,10 @@ init(void)
 #endif
                 p = lookupvar("PWD");
                 if (p) {
-                        if (*p != '/' || stat(p, &st1) || stat(".", &st2)
+                        if (p[0] != '/' || stat(p, &st1) || stat(".", &st2)
                          || st1.st_dev != st2.st_dev || st1.st_ino != st2.st_ino
                         ) {
-                                p = '\0';
+                                p = NULL;
                         }
                 }
                 setpwd(p, 0);