Fix a small late creep-in goof in path parsing on native targets

Anything of one dot and one character (e.g. ".a") would get treated as
"." because I left out a condition when converting to recursionless
parsing of relative components. Git 'er fixed up.

Change-Id: Id5603ce0858b419dc08b1d496b4b187a573595f9

1 files changed, 6 insertions, 3 deletions

diff --git a/firmware/common/file_internal.c b/firmware/common/file_internal.c
index e5b43cd19d..b66aafd61e 100644
--- a/firmware/common/file_internal.c
+++ b/firmware/common/file_internal.c
@@ -505,8 +505,12 @@ walk_path(struct pathwalk *walkp, struct pathwalk_component *compp,
             /* check for "." and ".." */
             if (name[0] == '.')
             {
-                if (len == 2 && name[1] == '.')
+                if (len == 1)
+                    break; /* is "." */
+
+                if (name[1] == '.')
                 {
+                    /* is ".." */
                     struct pathwalk_component *parentp = compp->nextp;
                     if (!parentp)
                         return WALK_RC_CONT_AT_ROOT;
@@ -514,9 +518,8 @@ walk_path(struct pathwalk *walkp, struct pathwalk_component *compp,
                     compp->nextp = freep;
                     freep = compp;
                     compp = parentp;
+                    break;
                 }
-
-                break;
             }
 
         /* fallthrough */