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-rw-r--r--connect.c23
1 files changed, 13 insertions, 10 deletions
diff --git a/connect.c b/connect.c
index 71597d4920..d12b105970 100644
--- a/connect.c
+++ b/connect.c
@@ -68,8 +68,7 @@ struct ref **get_remote_heads(int in, struct ref **list,
name_len = strlen(name);
if (len != name_len + 41) {
- if (server_capabilities)
- free(server_capabilities);
+ free(server_capabilities);
server_capabilities = xstrdup(name + name_len + 1);
}
@@ -474,14 +473,18 @@ char *get_port(char *host)
return NULL;
}
+static struct child_process no_fork;
+
/*
- * This returns NULL if the transport protocol does not need fork(2), or a
- * struct child_process object if it does. Once done, finish the connection
- * with finish_connect() with the value returned from this function
- * (it is safe to call finish_connect() with NULL to support the former
- * case).
+ * This returns a dummy child_process if the transport protocol does not
+ * need fork(2), or a struct child_process object if it does. Once done,
+ * finish the connection with finish_connect() with the value returned from
+ * this function (it is safe to call finish_connect() with NULL to support
+ * the former case).
*
- * If it returns, the connect is successful; it just dies on errors.
+ * If it returns, the connect is successful; it just dies on errors (this
+ * will hopefully be changed in a libification effort, to return NULL when
+ * the connection failed).
*/
struct child_process *git_connect(int fd[2], const char *url_orig,
const char *prog, int flags)
@@ -579,7 +582,7 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
free(url);
if (free_path)
free(path);
- return NULL;
+ return &no_fork;
}
conn = xcalloc(1, sizeof(*conn));
@@ -637,7 +640,7 @@ struct child_process *git_connect(int fd[2], const char *url_orig,
int finish_connect(struct child_process *conn)
{
int code;
- if (!conn)
+ if (!conn || conn == &no_fork)
return 0;
code = finish_command(conn);