[PATCH] gas: Fix memory leaks in gen-sframe.c

H.J. Lu hjl.tools@gmail.com
Thu Apr 11 11:28:13 GMT 2024


On Thu, Apr 11, 2024 at 12:21 AM Indu Bhagat <indu.bhagat@oracle.com> wrote:
>
> On 4/9/24 16:05, H.J. Lu wrote:
> >       * gen-sframe.c (sframe_xlate_ctx_cleanup): Call XDELETE on
> >       xlate_ctx->cur_fre.
> >       (create_sframe_all): Call XDELETE on xlate_ctx after use.
> > ---
> >   gas/gen-sframe.c | 3 +++
> >   1 file changed, 3 insertions(+)
> >
> > diff --git a/gas/gen-sframe.c b/gas/gen-sframe.c
> > index 75781fc8ccb..991bf10cbc4 100644
> > --- a/gas/gen-sframe.c
> > +++ b/gas/gen-sframe.c
> > @@ -847,6 +847,8 @@ sframe_xlate_ctx_cleanup (struct sframe_xlate_ctx *xlate_ctx)
> >       }
> >       }
> >
> > +  XDELETE (xlate_ctx->cur_fre);
> > +
> >     sframe_xlate_ctx_init (xlate_ctx);
> >   }
> >
> > @@ -1359,6 +1361,7 @@ create_sframe_all (void)
> >         sframe_xlate_ctx_finalize (xlate_ctx, sframe_fde);
> >         sframe_fde_link (sframe_fde);
> >       }
> > +      XDELETE (xlate_ctx);
>
> This is wrongly placed.  It should be outside the for_each_FDE loop,
> currently it is inside.

Fixed by the v2 patch:

https://sourceware.org/pipermail/binutils/2024-April/133562.html


-- 
H.J.


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