[ovs-dev] [PATCH] ovn: fix ovn-northd leaks in build_acl

Russell Bryant russell at ovn.org
Thu Sep 8 14:22:03 UTC 2016


On Thu, Sep 1, 2016 at 8:05 PM, Ramu Ramamurthy <ramu.ramamurthy at gmail.com>
wrote:

> The following leaks are due to missing ds_destroy in a few
> places in build_acl.
>
> 5,850 bytes in 50 blocks are definitely lost in loss record 93 of 93
>    at 0x4C29BFD: malloc (in /usr/lib64/valgrind/vgpreload_
> memcheck-amd64-linux.so)
>    by 0x4C2BACB: realloc (in /usr/lib64/valgrind/vgpreload_
> memcheck-amd64-linux.so)
>    by 0x449507: xrealloc (util.c:123)
>    by 0x42CC73: ds_reserve (dynamic-string.c:63)
>    by 0x42D08F: ds_put_format_valist (dynamic-string.c:161)
>    by 0x42D176: ds_put_format (dynamic-string.c:142)
>    by 0x40D380: build_acls (ovn-northd.c:2320)
>    by 0x40D380: build_lswitch_flows.constprop.36 (ovn-northd.c:2472)
>    by 0x4072D9: build_lflows (ovn-northd.c:3845)
>    by 0x4072D9: ovnnb_db_run (ovn-northd.c:3971)
>    by 0x4072D9: main (ovn-northd.c:4375)
>
> 9,360 bytes in 72 blocks are definitely lost in loss record 93 of 93
>    at 0x4C29BFD: malloc (in /usr/lib64/valgrind/vgpreload_
> memcheck-amd64-linux.so)
>    by 0x4C2BACB: realloc (in /usr/lib64/valgrind/vgpreload_
> memcheck-amd64-linux.so)
>    by 0x449507: xrealloc (util.c:123)
>    by 0x42CC73: ds_reserve (dynamic-string.c:63)
>    by 0x42D08F: ds_put_format_valist (dynamic-string.c:161)
>    by 0x42D176: ds_put_format (dynamic-string.c:142)
>    by 0x40D505: build_acls (ovn-northd.c:2346)
>    by 0x40D505: build_lswitch_flows.constprop.36 (ovn-northd.c:2472)
>    by 0x4072D9: build_lflows (ovn-northd.c:3845)
>    by 0x4072D9: ovnnb_db_run (ovn-northd.c:3971)
>    by 0x4072D9: main (ovn-northd.c:4375)
>
> Signed-off-by: Ramu Ramamurthy <ramu.ramamurthy at us.ibm.com>
> Acked-by: Ryan Moats <rmoats at us.ibm.com>
>

I've applied this to master and branch-2.6.  Thanks!

-- 
Russell Bryant



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