From: | Michael Paquier <michael(dot)paquier(at)gmail(dot)com> |
---|---|
To: | Bill Parker <wp02855(at)gmail(dot)com> |
Cc: | PostgreSQL mailing lists <pgsql-bugs(at)postgresql(dot)org> |
Subject: | Re: Lack of Sanity Checking in file 'pctcl.c' for PostgreSQL 9.4.x |
Date: | 2015-06-12 07:05:44 |
Message-ID: | CAB7nPqRmXz2DymNd_BX8HkaRJuQCTUyhh2d5Zx+d0aHNvpTw0Q@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-bugs |
On Fri, Jun 12, 2015 at 4:22 AM, Bill Parker wrote:
> In reviewing some code, in directory 'postgresql-9.4.3/src/pl/tcl',
> file 'pltcl.c', there are several instances where calls to malloc()
> are made, but no check for a return value of NULL is made, which
> would indicate failure. Additionally, it appears when malloc()
> returns NULL, previously allocated memory in function 'perm_fmgr_info'
> is not released, which could lead to memory leaks (even though the
> comment at the top says 'this routine is a crock' :)
>
> If you know how this problem might be fixed, list the solution below:
> Please feel free to review and comment on the above patch file...
Oh, nice catch again.
> I am attaching the patch file to this bug report
By the way, your patch does not compile properly and is not in-line
with the project's code format. See the updated patch attached ;)
--
Michael
Attachment | Content-Type | Size |
---|---|---|
20150612_pltcl_oom.patch | text/x-diff | 1.4 KB |
From | Date | Subject | |
---|---|---|---|
Next Message | Michael Meskes | 2015-06-12 13:06:06 | Re: Lack of Sanity Checking in file 'misc.c' for PostgreSQL 9.4.x |
Previous Message | Michael Paquier | 2015-06-12 06:53:43 | Re: Lack of Sanity Checking in file 'misc.c' for PostgreSQL 9.4.x |