read_gitfile_gently: clarify return value ownership.

hanwen · gitster · commit ea1d87560c5d · 2017-09-27T09:14:02.000+09:00
Signed-off-by: Han-Wen Nienhuys &lt;hanwen@google.com&gt;
Signed-off-by: Junio C Hamano &lt;gitster@pobox.com&gt;
diff --git a/setup.c b/setup.c
@@ -541,7 +541,8 @@ void read_gitfile_error_die(int error_code, const char *path, const char *dir)
 
 /*
  * Try to read the location of the git directory from the .git file,
- * return path to git directory if found.
+ * return path to git directory if found. The return value comes from
+ * a shared buffer.
  *
  * On failure, if return_error_code is not NULL, return_error_code
  * will be set to an error code and NULL will be returned. If

Original file line number	Diff line number	Diff line change
`@@ -541,7 +541,8 @@ void read_gitfile_error_die(int error_code, const char path, const char dir)`
`541`	`541`
`542`	`542`	`/*`
`543`	`543`	`* Try to read the location of the git directory from the .git file,`
`544`		`- * return path to git directory if found.`
	`544`	`+ * return path to git directory if found. The return value comes from`
	`545`	`+ * a shared buffer.`
`545`	`546`	`*`
`546`	`547`	`* On failure, if return_error_code is not NULL, return_error_code`
`547`	`548`	`* will be set to an error code and NULL will be returned. If`