From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43017) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1clHF9-0002e5-7m for qemu-devel@nongnu.org; Tue, 07 Mar 2017 10:41:44 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1clHF8-0002z6-AB for qemu-devel@nongnu.org; Tue, 07 Mar 2017 10:41:43 -0500 From: Kevin Wolf Date: Tue, 7 Mar 2017 16:40:46 +0100 Message-Id: <1488901251-16214-23-git-send-email-kwolf@redhat.com> In-Reply-To: <1488901251-16214-1-git-send-email-kwolf@redhat.com> References: <1488901251-16214-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PULL 22/27] gluster: Plug memory leaks in qemu_gluster_parse_json() List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-block@nongnu.org Cc: kwolf@redhat.com, qemu-devel@nongnu.org From: Markus Armbruster To reproduce, run $ valgrind qemu-system-x86_64 --nodefaults -S --drive driver=gluster,volume=testvol,path=/a/b/c,server.0.type=xxx Signed-off-by: Markus Armbruster Reviewed-by: Niels de Vos Signed-off-by: Kevin Wolf --- block/gluster.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/block/gluster.c b/block/gluster.c index 6fbcf9e..991f18f 100644 --- a/block/gluster.c +++ b/block/gluster.c @@ -480,7 +480,7 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, QDict *options, Error **errp) { QemuOpts *opts; - GlusterServer *gsconf; + GlusterServer *gsconf = NULL; GlusterServerList *curr = NULL; QDict *backing_options = NULL; Error *local_err = NULL; @@ -529,17 +529,16 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, } ptr = qemu_opt_get(opts, GLUSTER_OPT_TYPE); - gsconf = g_new0(GlusterServer, 1); - gsconf->type = qapi_enum_parse(GlusterTransport_lookup, ptr, - GLUSTER_TRANSPORT__MAX, - GLUSTER_TRANSPORT__MAX, - &local_err); if (!ptr) { error_setg(&local_err, QERR_MISSING_PARAMETER, GLUSTER_OPT_TYPE); error_append_hint(&local_err, GERR_INDEX_HINT, i); goto out; } + gsconf = g_new0(GlusterServer, 1); + gsconf->type = qapi_enum_parse(GlusterTransport_lookup, ptr, + GLUSTER_TRANSPORT__MAX, -1, + &local_err); if (local_err) { error_append_hint(&local_err, "Parameter '%s' may be 'tcp' or 'unix'\n", @@ -626,8 +625,10 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, curr->next->value = gsconf; curr = curr->next; } + gsconf = NULL; - qdict_del(backing_options, str); + QDECREF(backing_options); + backing_options = NULL; g_free(str); str = NULL; } @@ -636,11 +637,10 @@ static int qemu_gluster_parse_json(BlockdevOptionsGluster *gconf, out: error_propagate(errp, local_err); + qapi_free_GlusterServer(gsconf); qemu_opts_del(opts); - if (str) { - qdict_del(backing_options, str); - g_free(str); - } + g_free(str); + QDECREF(backing_options); errno = EINVAL; return -errno; } -- 1.8.3.1