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

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On 09/21/2017 08:55 AM, Michal Privoznik wrote:
> The virSocketAddrFormat() allocates the string and it's caller
> responsibility to free it afterwards.
> 
> ==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@xxxxxxxxxx>
> ---
>  src/qemu/qemu_command.c | 1 +
>  1 file changed, 1 insertion(+)
> 

Coverity saw this too - I just hadn't got around to posting something...

FWIW: The VIR_FREE() under cleanup is not necessary

Reviewed-by: John Ferlan <jferlan@xxxxxxxxxx>

John

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