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authorNicolas Pitre <nico@cam.org>2006-04-07 15:26:10 -0400
committerJunio C Hamano <junkio@cox.net>2006-04-07 16:31:20 -0700
commit8960844a7890b1ac6ad5f8abf58a2a20923dde6d (patch)
tree680ed7cbcd0c3739dc8e34926d83115bcef6e889 /sha1_file.c
parent7d6c447145c07bb7d96a9aa17e33838fbe76e405 (diff)
downloadgit-8960844a7890b1ac6ad5f8abf58a2a20923dde6d.tar.gz
Let's avoid going south with invalid delta data.

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'sha1_file.c')
-rw-r--r--sha1_file.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/sha1_file.c b/sha1_file.c
index aa09b4646a..d8ef565561 100644
--- a/sha1_file.c
+++ b/sha1_file.c
@@ -804,10 +804,12 @@ static int packed_delta_info(unsigned char *base_sha1,
                  * the result size.
                  */
                 data = delta_head;
-                get_delta_hdr_size(&data); /* ignore base size */
+
+                /* ignore base size */
+                get_delta_hdr_size(&data, delta_head+sizeof(delta_head));
 
                 /* Read the result size */
-                result_size = get_delta_hdr_size(&data);
+                result_size = get_delta_hdr_size(&data, delta_head+sizeof(delta_head));
                 *sizep = result_size;
         }
         return 0;