bitbake: checksum: sanity check path when recursively checksumming

In case something goes tragically wrong, catch a request to checksum / and
refuse.

(Bitbake rev: e7cd4c86ef8a2c2bbf068e84c83fdc9e052b6e3d)

Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/bitbake/lib/bb/checksum.py b/bitbake/lib/bb/checksum.py
index 84289208f447cc969244522cdc4d24f88e326757..4e1598fe835156f9369c060834bd3ecc637be0b5 100644 (file)
--- a/bitbake/lib/bb/checksum.py
+++ b/bitbake/lib/bb/checksum.py
@@ -97,6 +97,8 @@ class FileChecksumCache(MultiProcessCache):
 
         def checksum_dir(pth):
             # Handle directories recursively
+            if pth == "/":
+                bb.fatal("Refusing to checksum /")
             dirchecksums = []
             for root, dirs, files in os.walk(pth):
                 for name in files: