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    Subject[PATCH 03/16] drm: radeon: fix sparse warnings: Using plain integer as NULL pointer
    Date
    Fix this sparse warning:
    drivers/gpu/drm/radeon/radeon_cp.c:1363:52: warning: Using plain integer as NULL pointer
    drivers/gpu/drm/radeon/radeon_state.c:1983:61: warning: Using plain integer as NULL pointer

    Signed-off-by: Hannes Eder <hannes@hanneseder.net>
    ---
    drivers/gpu/drm/radeon/radeon_cp.c | 2 +-
    drivers/gpu/drm/radeon/radeon_state.c | 2 +-
    2 files changed, 2 insertions(+), 2 deletions(-)

    diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
    index 119e642..f5f4e96 100644
    --- a/drivers/gpu/drm/radeon/radeon_cp.c
    +++ b/drivers/gpu/drm/radeon/radeon_cp.c
    @@ -1360,7 +1360,7 @@ static int radeon_do_cleanup_cp(struct drm_device * dev)
    if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB)
    {
    drm_core_ioremapfree(&dev_priv->gart_info.mapping, dev);
    - dev_priv->gart_info.addr = 0;
    + dev_priv->gart_info.addr = NULL;
    }
    }
    /* only clear to the start of flags */
    diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
    index 043293a..61e75bc 100644
    --- a/drivers/gpu/drm/radeon/radeon_state.c
    +++ b/drivers/gpu/drm/radeon/radeon_state.c
    @@ -1980,7 +1980,7 @@ static int alloc_surface(drm_radeon_surface_alloc_t *new,

    /* find a virtual surface */
    for (i = 0; i < 2 * RADEON_MAX_SURFACES; i++)
    - if (dev_priv->virt_surfaces[i].file_priv == 0)
    + if (dev_priv->virt_surfaces[i].file_priv == NULL)
    break;
    if (i == 2 * RADEON_MAX_SURFACES) {
    return -1;


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