qcacmn: Fix may be used uninitialized compile error

Build option -Werror=maybe-uninitialized throws may be used
uninitialized error.

Fix is to initialize varibles to 0 before being used.

Change-Id: I05a17fcb3dd666a77e14ef6469305fde541fb740
CRs-Fixed: 2165500

hif/src/pcie/if_pci.c

@@ -167,8 +167,8 @@ irqreturn_t hif_pci_legacy_ce_interrupt_handler(int irq, void *arg)
 	struct HIF_CE_state *hif_state = HIF_GET_CE_STATE(arg);
 
 	volatile int tmp;
-	uint16_t val;
-	uint32_t bar0;
+	uint16_t val = 0;
+	uint32_t bar0 = 0;
 	uint32_t fw_indicator_address, fw_indicator;
 	bool ssr_irq = false;
 	unsigned int host_cause, host_enable;
@@ -629,7 +629,7 @@ int hif_check_fw_reg(struct hif_opaque_softc *hif_ctx)
 int hif_check_soc_status(struct hif_opaque_softc *hif_ctx)
 {
 	struct hif_softc *scn = HIF_GET_SOFTC(hif_ctx);
-	uint16_t device_id;
+	uint16_t device_id = 0;
 	uint32_t val;
 	uint16_t timeout_count = 0;
 	struct hif_pci_softc *sc = HIF_GET_PCI_SOFTC(scn);
@@ -2085,7 +2085,7 @@ static int hif_enable_pci(struct hif_pci_softc *sc,
 {
 	void __iomem *mem;
 	int ret = 0;
-	uint16_t device_id;
+	uint16_t device_id = 0;
 	struct hif_softc *ol_sc = HIF_GET_SOFTC(sc);
 
 	pci_read_config_word(pdev, PCI_DEVICE_ID, &device_id);
@@ -2758,7 +2758,7 @@ int hif_pci_bus_suspend(struct hif_softc *scn)
  */
 static int __hif_check_link_status(struct hif_softc *scn)
 {
-	uint16_t dev_id;
+	uint16_t dev_id = 0;
 	struct hif_pci_softc *sc = HIF_GET_PCI_SOFTC(scn);
 	struct hif_driver_state_callbacks *cbk = hif_get_callbacks_handle(scn);
 
@@ -3204,8 +3204,8 @@ static inline void hif_msm_pcie_debug_info(struct hif_pci_softc *sc) {};
  */
 static int hif_log_soc_wakeup_timeout(struct hif_pci_softc *sc)
 {
-	uint16_t val;
-	uint32_t bar;
+	uint16_t val = 0;
+	uint32_t bar = 0;
 	struct hif_opaque_softc *hif_hdl = GET_HIF_OPAQUE_HDL(sc);
 	struct hif_softc *scn = HIF_GET_SOFTC(sc);
 	struct HIF_CE_state *hif_state = HIF_GET_CE_STATE(sc);