[PATCH] elf_info.c: fix memory leak in get_kcore_dump_loads()

[PATCH] elf_info.c: fix memory leak in get_kcore_dump_loads()

[Pingfan Liu]

Signed-off-by: Pingfan Liu <piliu@redhat.com>
---
 elf_info.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/elf_info.c b/elf_info.c
index d84553a..35e754b 100644
--- a/elf_info.c
+++ b/elf_info.c
@@ -893,12 +893,14 @@ int get_kcore_dump_loads(void)
 				|| !is_phys_addr(p->virt_start))
 			continue;
 		if (j >= loads)
+			free(pls)
 			return FALSE;
 
 		if (j == 0) {
 			offset_pt_load_memory = p->file_offset;
 			if (offset_pt_load_memory == 0) {
 				ERRMSG("Can't get the offset of page data.\n");
+				free(pls)
 				return FALSE;
 			}
 		}
-- 
2.7.4


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RE: [PATCH] elf_info.c: fix memory leak in get_kcore_dump_loads()

[Atsushi Kumagai]

Hello Pingfan,

It would be helpful if you could mention that the patch is for
makedumpfile when you post that, otherwise I could overlook that.

Anyway, I'll merge this patch into v1.6.2 after adding semicolon
to the back of "free(pls)".

Thanks,
Atsushi Kumagai

>Signed-off-by: Pingfan Liu <piliu@redhat.com>
>---
> elf_info.c | 2 ++
> 1 file changed, 2 insertions(+)
>
>diff --git a/elf_info.c b/elf_info.c
>index d84553a..35e754b 100644
>--- a/elf_info.c
>+++ b/elf_info.c
>@@ -893,12 +893,14 @@ int get_kcore_dump_loads(void)
> 				|| !is_phys_addr(p->virt_start))
> 			continue;
> 		if (j >= loads)
>+			free(pls)
> 			return FALSE;
>
> 		if (j == 0) {
> 			offset_pt_load_memory = p->file_offset;
> 			if (offset_pt_load_memory == 0) {
> 				ERRMSG("Can't get the offset of page data.\n");
>+				free(pls)
> 				return FALSE;
> 			}
> 		}
>--
>2.7.4
>
>
>_______________________________________________
>kexec mailing list
>kexec@lists.infradead.org
>http://lists.infradead.org/mailman/listinfo/kexec


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Re: [PATCH] elf_info.c: fix memory leak in get_kcore_dump_loads()

[Pingfan Liu]

----- Original Message -----
> From: "Atsushi Kumagai" <ats-kumagai@wm.jp.nec.com>
> To: "Pingfan Liu" <piliu@redhat.com>
> Cc: kexec@lists.infradead.org
> Sent: Wednesday, March 22, 2017 2:59:29 PM
> Subject: RE: [PATCH] elf_info.c: fix memory leak in get_kcore_dump_loads()
> 
> Hello Pingfan,
> 
> It would be helpful if you could mention that the patch is for
> makedumpfile when you post that, otherwise I could overlook that.
> 
Sorry, and I will add such info.

Regards,
Pingfan

> Anyway, I'll merge this patch into v1.6.2 after adding semicolon
> to the back of "free(pls)".
> 
> Thanks,
> Atsushi Kumagai
> 
> >Signed-off-by: Pingfan Liu <piliu@redhat.com>
> >---
> > elf_info.c | 2 ++
> > 1 file changed, 2 insertions(+)
> >
> >diff --git a/elf_info.c b/elf_info.c
> >index d84553a..35e754b 100644
> >--- a/elf_info.c
> >+++ b/elf_info.c
> >@@ -893,12 +893,14 @@ int get_kcore_dump_loads(void)
> > 				|| !is_phys_addr(p->virt_start))
> > 			continue;
> > 		if (j >= loads)
> >+			free(pls)
> > 			return FALSE;
> >
> > 		if (j == 0) {
> > 			offset_pt_load_memory = p->file_offset;
> > 			if (offset_pt_load_memory == 0) {
> > 				ERRMSG("Can't get the offset of page data.\n");
> >+				free(pls)
> > 				return FALSE;
> > 			}
> > 		}
> >--
> >2.7.4
> >
> >
> >_______________________________________________
> >kexec mailing list
> >kexec@lists.infradead.org
> >http://lists.infradead.org/mailman/listinfo/kexec
> 
> 
> _______________________________________________
> kexec mailing list
> kexec@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/kexec
> 

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