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[PULL 14/14] accel: kvm: Fix memory leak in find_stats_descriptors
From: |
Paolo Bonzini |
Subject: |
[PULL 14/14] accel: kvm: Fix memory leak in find_stats_descriptors |
Date: |
Fri, 24 Jun 2022 10:27:30 +0200 |
From: Miaoqian Lin <linmq006@gmail.com>
This function doesn't release descriptors in one error path,
result in memory leak. Call g_free() to release it.
Fixes: cc01a3f4cadd ("kvm: Support for querying fd-based stats")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Message-Id: <20220624063159.57411-1-linmq006@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---
accel/kvm/kvm-all.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c
index ba3210b1c1..ed8b6b896e 100644
--- a/accel/kvm/kvm-all.c
+++ b/accel/kvm/kvm-all.c
@@ -3891,6 +3891,7 @@ static StatsDescriptors
*find_stats_descriptors(StatsTarget target, int stats_fd
error_setg(errp, "KVM stats: failed to read stats header: "
"expected %zu actual %zu",
sizeof(*kvm_stats_header), ret);
+ g_free(descriptors);
return NULL;
}
size_desc = sizeof(*kvm_stats_desc) + kvm_stats_header->name_size;
--
2.36.1
- [PULL 02/14] pc-bios/optionrom: use -m16 unconditionally, (continued)
- [PULL 02/14] pc-bios/optionrom: use -m16 unconditionally, Paolo Bonzini, 2022/06/24
- [PULL 01/14] tests/vm: do not specify -bios option, Paolo Bonzini, 2022/06/24
- [PULL 03/14] configure, pc-bios/optionrom: pass cross CFLAGS correctly, Paolo Bonzini, 2022/06/24
- [PULL 04/14] configure, pc-bios/s390-ccw: pass cross CFLAGS correctly, Paolo Bonzini, 2022/06/24
- [PULL 05/14] configure, pc-bios/vof: pass cross CFLAGS correctly, Paolo Bonzini, 2022/06/24
- [PULL 07/14] configure: write EXTRA_CFLAGS for all sub-Makefiles, Paolo Bonzini, 2022/06/24
- [PULL 12/14] audio/dbus: fix building, Paolo Bonzini, 2022/06/24
- [PULL 11/14] fuzz: only use generic-fuzz targets on oss-fuzz, Paolo Bonzini, 2022/06/24
- [PULL 09/14] build: try both native and cross compilers for linux-user tests, Paolo Bonzini, 2022/06/24
- [PULL 13/14] meson.build: Require a recent version of libpng, Paolo Bonzini, 2022/06/24
- [PULL 14/14] accel: kvm: Fix memory leak in find_stats_descriptors,
Paolo Bonzini <=
- [PULL 08/14] tests/tcg: compile system emulation tests as freestanding, Paolo Bonzini, 2022/06/24
- [PULL 06/14] configure: allow more host/target combos to use the host compiler, Paolo Bonzini, 2022/06/24
- [PULL 10/14] build: improve -fsanitize-coverage-allowlist check, Paolo Bonzini, 2022/06/24
- Re: [PULL 00/14] (Mostly) build system changes for 2022-06-24, Richard Henderson, 2022/06/24