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authorGerd Hoffmann <kraxel@redhat.com>2015-09-15 09:23:14 +0200
committerGerd Hoffmann <kraxel@redhat.com>2015-10-08 10:31:35 +0200
commit7f3be0f20ff8d976ab982cc06026cac0600f1fb6 (patch)
treed0dd824378e0c3d14a3244536d073be4631520d6
parent06020b950c0a6a73cbee0527af846b05679c937a (diff)
downloadhqemu-7f3be0f20ff8d976ab982cc06026cac0600f1fb6.zip
hqemu-7f3be0f20ff8d976ab982cc06026cac0600f1fb6.tar.gz
virtio-gpu: move iov free to virtio_gpu_cleanup_mapping_iov
For symmetry reasons: virtio_gpu_create_mapping_iov() allocates it so virtio_gpu_cleanup_mapping_iov() should free it, otherwise it's easy to miss a free() needed and leak memory. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
-rw-r--r--hw/display/virtio-gpu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index a67d927..73bd9b6 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -563,7 +563,6 @@ int virtio_gpu_create_mapping_iov(struct virtio_gpu_resource_attach_backing *ab,
__func__, ab->resource_id, i);
virtio_gpu_cleanup_mapping_iov(*iov, i);
g_free(ents);
- g_free(*iov);
*iov = NULL;
return -1;
}
@@ -580,12 +579,12 @@ void virtio_gpu_cleanup_mapping_iov(struct iovec *iov, uint32_t count)
cpu_physical_memory_unmap(iov[i].iov_base, iov[i].iov_len, 1,
iov[i].iov_len);
}
+ g_free(iov);
}
static void virtio_gpu_cleanup_mapping(struct virtio_gpu_simple_resource *res)
{
virtio_gpu_cleanup_mapping_iov(res->iov, res->iov_cnt);
- g_free(res->iov);
res->iov = NULL;
res->iov_cnt = 0;
}
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