[libvirt] [PATCH] qemuBuildHostNetStr: Don't leak @addr

Ján Tomko jtomko at redhat.com
Thu Sep 21 14:01:40 UTC 2017


On Thu, Sep 21, 2017 at 02:55:12PM +0200, Michal Privoznik wrote:
>The virSocketAddrFormat() allocates the string and it's caller
>responsibility to free it afterwards.
>

Introduced by not-yet-released commit 8703813

>==28857== 11 bytes in 1 blocks are definitely lost in loss record 37 of 168
>==28857==    at 0x4C2BEDF: malloc (vg_replace_malloc.c:299)
>==28857==    by 0x9A81D79: strdup (in /lib64/libc-2.23.so)
>==28857==    by 0x5DA3BF0: virStrdup (virstring.c:902)
>==28857==    by 0x5D96182: virSocketAddrFormatFull (virsocketaddr.c:427)
>==28857==    by 0x5D95E13: virSocketAddrFormat (virsocketaddr.c:352)
>==28857==    by 0x5706890: qemuBuildHostNetStr (qemu_command.c:3891)
>==28857==    by 0x57138D3: qemuBuildInterfaceCommandLine (qemu_command.c:8597)
>==28857==    by 0x5713D6A: qemuBuildNetCommandLine (qemu_command.c:8699)
>==28857==    by 0x57176F6: qemuBuildCommandLine (qemu_command.c:10027)
>==28857==    by 0x5769D61: qemuProcessCreatePretendCmd (qemu_process.c:6004)
>==28857==    by 0x4056EC: testCompareXMLToArgv (qemuxml2argvtest.c:502)
>==28857==    by 0x41DF40: virTestRun (testutils.c:180)
>
>Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
>---
> src/qemu/qemu_command.c | 1 +
> 1 file changed, 1 insertion(+)
>

ACK

Looks like aiforaf in libvirt_nss.c could use the same treatment.

Jan
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