ASoC: Intel: Skylake: Fix to free dsp resource on ipc_init failure

For some dsp init error path, irq and few more resources are not freed.
This results in oops. So, fix it by freeing up the resources on ipc_init
failure.
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Acked-By: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/skylake/bxt-sst.c

@@ -582,8 +582,10 @@ int bxt_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 			SKL_ADSP_W0_UP_SZ, BXT_ADSP_SRAM1_BASE, SKL_ADSP_W1_SZ);
 
 	ret = skl_ipc_init(dev, skl);
-	if (ret)
+	if (ret) {
+		skl_dsp_free(sst);
 		return ret;
+	}
 
 	/* set the D0i3 check */
 	skl->ipc.ops.check_dsp_lp_on = skl_ipc_check_D0i0;

sound/soc/intel/skylake/cnl-sst.c

@@ -450,8 +450,10 @@ int cnl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 			     CNL_ADSP_W1_SZ);
 
 	ret = cnl_ipc_init(dev, cnl);
-	if (ret)
+	if (ret) {
+		skl_dsp_free(sst);
 		return ret;
+	}
 
 	cnl->boot_complete = false;
 	init_waitqueue_head(&cnl->boot_wait);

sound/soc/intel/skylake/skl-sst.c

@@ -562,8 +562,10 @@ int skl_sst_dsp_init(struct device *dev, void __iomem *mmio_base, int irq,
 			SKL_ADSP_W0_UP_SZ, SKL_ADSP_SRAM1_BASE, SKL_ADSP_W1_SZ);
 
 	ret = skl_ipc_init(dev, skl);
-	if (ret)
+	if (ret) {
+		skl_dsp_free(sst);
 		return ret;
+	}
 
 	sst->fw_ops = skl_fw_ops;