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qemuBuildHostNetStr: Don't leak @addr

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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@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
This commit is contained in:
Michal Privoznik 2017-09-21 14:52:58 +02:00
parent 06f75ff2cb
commit 57d8afcf75
1 changed files with 1 additions and 0 deletions
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src/qemu/qemu_command.c
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@ -3900,6 +3900,7 @@ qemuBuildHostNetStr(virDomainNetDefPtr net,
if (ip->prefix)
virBufferAsprintf(&buf, "/%u", ip->prefix);
virBufferAddChar(&buf, ',');
VIR_FREE(addr);
}
break;