[ostree: 69/70] static-delta: Initialize read_source_fd to -1

[Colin Walters <walters src gnome org>]

commit b4b26907c8e873eae3a35d72f01f349c61585333
Author: Alexander Larsson <alexl redhat com>
Date:   Fri Apr 15 10:01:42 2016 +0200

    static-delta: Initialize read_source_fd to -1
    
    If not, we'll get ESPIPE when seeking on fd 0.
    
    Closes: #260
    Approved by: cgwalters

 .../ostree-repo-static-delta-processing.c          |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/src/libostree/ostree-repo-static-delta-processing.c 
b/src/libostree/ostree-repo-static-delta-processing.c
index 6c5dd46..681d426 100644
--- a/src/libostree/ostree-repo-static-delta-processing.c
+++ b/src/libostree/ostree-repo-static-delta-processing.c
@@ -106,6 +106,12 @@ OPPROTO(close)
 OPPROTO(bspatch)
 #undef OPPROTO
 
+static void
+static_delta_execution_state_init (StaticDeltaExecutionState  *state)
+{
+  state->read_source_fd = -1;
+}
+
 static gboolean
 read_varuint64 (StaticDeltaExecutionState  *state,
                 guint64                    *out_value,
@@ -195,6 +201,8 @@ _ostree_static_delta_part_execute (OstreeRepo      *repo,
   StaticDeltaExecutionState *state = &statedata;
   guint n_executed = 0;
 
+  static_delta_execution_state_init (&statedata);
+
   state->repo = repo;
   state->async_error = error;
   state->trusted = trusted;