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msm: camera: ife: Fix Constraint error print

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Fixes the null pointer dereference in the print Constraint error
function.

CRs-Fixed: 2815855
Change-Id: I1ce982dd271e379b0a24e094b83a52f4dfb36e37
Signed-off-by: Chandan Kumar Jha <cjha@codeaurora.org>
This commit is contained in:
Chandan Kumar Jha 2020-11-09 18:30:54 +05:30
commit 5e697fee2a
1 changed files with 17 additions and 11 deletions
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26
drivers/cam_isp/isp_hw_mgr/isp_hw/vfe_hw/vfe_bus/cam_vfe_bus_ver3.c
View file

@ -853,17 +853,23 @@ static void cam_vfe_bus_ver3_print_constraint_errors(
static void cam_vfe_bus_ver3_get_constraint_errors(
struct cam_vfe_bus_ver3_priv *bus_priv)
{
uint32_t i, constraint_errors;
struct cam_vfe_bus_ver3_wm_resource_data *wm_data;
uint32_t i, j, constraint_errors;
struct cam_isp_resource_node *out_rsrc_node = NULL;
struct cam_vfe_bus_ver3_vfe_out_data *out_rsrc_data = NULL;
struct cam_vfe_bus_ver3_wm_resource_data *wm_data = NULL;
for (i = 0; i < bus_priv->num_client; i++) {
wm_data = bus_priv->bus_client[i].res_priv;
if (wm_data) {
constraint_errors = cam_io_r_mb(
bus_priv->common_data.mem_base +
wm_data->hw_regs->debug_status_1);
cam_vfe_bus_ver3_print_constraint_errors(i,
constraint_errors);
for (i = 0; i < bus_priv->num_out; i++) {
out_rsrc_node = &bus_priv->vfe_out[i];
out_rsrc_data = out_rsrc_node->res_priv;
for (j = 0; j < out_rsrc_data->num_wm; j++) {
wm_data = out_rsrc_data->wm_res[j].res_priv;
if (wm_data) {
constraint_errors = cam_io_r_mb(
bus_priv->common_data.mem_base +
wm_data->hw_regs->debug_status_1);
cam_vfe_bus_ver3_print_constraint_errors(j,
constraint_errors);
}
}
}
}