ok
On Tue, Mar 30, 2021 at 10:57 AM Ryan Long <ryan.l...@oarcorp.com> wrote:
>
> ping
>
> -----Original Message-----
> From: Ryan Long <ryan.l...@oarcorp.com>
> Sent: Monday, March 22, 2021 12:08 PM
> To: devel@rtems.org
> Cc: Ryan Long <ryan.l...@oarcorp.com>
> Subject: [PATCH 2/2] rtl-allocator.c: Put dereferences after nullcheck
>
> CID 1444139: Dereference null return value in rtems_rtl_alloc_hook().
>
> Closes #4333
> ---
> cpukit/libdl/rtl-allocator.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/cpukit/libdl/rtl-allocator.c b/cpukit/libdl/rtl-allocator.c
> index 647c0c8..861754e 100644
> --- a/cpukit/libdl/rtl-allocator.c
> +++ b/cpukit/libdl/rtl-allocator.c
> @@ -162,8 +162,11 @@ rtems_rtl_allocator rtems_rtl_alloc_hook
> (rtems_rtl_allocator handler) {
> rtems_rtl_data* rtl = rtems_rtl_lock ();
> - rtems_rtl_allocator previous = rtl->allocator.allocator;
> - rtl->allocator.allocator = handler;
> + rtems_rtl_allocator previous = NULL;
> + if (rtl != NULL) {
> + previous = rtl->allocator.allocator;
> + rtl->allocator.allocator = handler; }
> rtems_rtl_unlock ();
> return previous;
> }
> --
> 1.8.3.1
>
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