arch, board: squash lines for immediate return

Remove unneeded variables and assignments.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Reviewed-by: Minkyu Kang <mk7.kang@samsung.com>
Reviewed-by: Angelo Dureghello <angelo@sysam.it>

16 files changed, 21 insertions, 82 deletions

diff --git a/arch/arm/cpu/arm920t/imx/timer.c b/arch/arm/cpu/arm920t/imx/timer.c
index b62558f92f4..178422a9bf3 100644
--- a/arch/arm/cpu/arm920t/imx/timer.c
+++ b/arch/arm/cpu/arm920t/imx/timer.c
@@ -78,11 +78,7 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk (void)
 {
-	ulong tbclk;
-
-	tbclk = CONFIG_SYS_HZ;
-
-	return tbclk;
+	return CONFIG_SYS_HZ;
 }
 
 /*
diff --git a/arch/arm/cpu/armv7/am33xx/sys_info.c b/arch/arm/cpu/armv7/am33xx/sys_info.c
index 52a6824cf59..f42eee166b6 100644
--- a/arch/arm/cpu/armv7/am33xx/sys_info.c
+++ b/arch/arm/cpu/armv7/am33xx/sys_info.c
@@ -65,9 +65,7 @@ u32 get_device_type(void)
  */
 u32 get_sysboot_value(void)
 {
-	int mode;
-	mode = readl(&cstat->statusreg) & (SYSBOOT_MASK);
-	return mode;
+	return readl(&cstat->statusreg) & SYSBOOT_MASK;
 }
 
 #ifdef CONFIG_DISPLAY_CPUINFO
diff --git a/arch/arm/cpu/sa1100/timer.c b/arch/arm/cpu/sa1100/timer.c
index 0a0006b4263..90e2128b22e 100644
--- a/arch/arm/cpu/sa1100/timer.c
+++ b/arch/arm/cpu/sa1100/timer.c
@@ -66,8 +66,5 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk (void)
 {
-	ulong tbclk;
-
-	tbclk = CONFIG_SYS_HZ;
-	return tbclk;
+	return CONFIG_SYS_HZ;
 }
diff --git a/arch/arm/mach-zynq/cpu.c b/arch/arm/mach-zynq/cpu.c
index 914b1feb683..ba9171ebe9f 100644
--- a/arch/arm/mach-zynq/cpu.c
+++ b/arch/arm/mach-zynq/cpu.c
@@ -43,12 +43,8 @@ int arch_cpu_init(void)
 
 unsigned int zynq_get_silicon_version(void)
 {
-	unsigned int ver;
-
-	ver = (readl(&devcfg_base->mctrl) &
-	       ZYNQ_SILICON_VER_MASK) >> ZYNQ_SILICON_VER_SHIFT;
-
-	return ver;
+	return (readl(&devcfg_base->mctrl) & ZYNQ_SILICON_VER_MASK)
+						>> ZYNQ_SILICON_VER_SHIFT;
 }
 
 void reset_cpu(ulong addr)
diff --git a/arch/blackfin/cpu/interrupts.c b/arch/blackfin/cpu/interrupts.c
index 45c92c3d3e7..abb7dc1d1dd 100644
--- a/arch/blackfin/cpu/interrupts.c
+++ b/arch/blackfin/cpu/interrupts.c
@@ -47,10 +47,7 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk(void)
 {
-	ulong tbclk;
-
-	tbclk = CONFIG_SYS_HZ;
-	return tbclk;
+	return CONFIG_SYS_HZ;
 }
 
 void enable_interrupts(void)
diff --git a/arch/m68k/lib/time.c b/arch/m68k/lib/time.c
index 31633543e09..cb90c83f4e4 100644
--- a/arch/m68k/lib/time.c
+++ b/arch/m68k/lib/time.c
@@ -192,7 +192,5 @@ unsigned long usec2ticks(unsigned long usec)
  */
 ulong get_tbclk(void)
 {
-	ulong tbclk;
-	tbclk = CONFIG_SYS_HZ;
-	return tbclk;
+	return CONFIG_SYS_HZ;
 }
diff --git a/arch/powerpc/cpu/mpc512x/cpu.c b/arch/powerpc/cpu/mpc512x/cpu.c
index 8508e8db40e..4ee91e16f9c 100644
--- a/arch/powerpc/cpu/mpc512x/cpu.c
+++ b/arch/powerpc/cpu/mpc512x/cpu.c
@@ -95,11 +95,7 @@ do_reset (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
  */
 unsigned long get_tbclk (void)
 {
-	ulong tbclk;
-
-	tbclk = (gd->bus_clk + 3L) / 4L;
-
-	return tbclk;
+	return (gd->bus_clk + 3L) / 4L;
 }
 
 
diff --git a/arch/powerpc/cpu/mpc83xx/cpu.c b/arch/powerpc/cpu/mpc83xx/cpu.c
index 38093097e47..c87f0fdd29f 100644
--- a/arch/powerpc/cpu/mpc83xx/cpu.c
+++ b/arch/powerpc/cpu/mpc83xx/cpu.c
@@ -173,11 +173,7 @@ do_reset (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 
 unsigned long get_tbclk(void)
 {
-	ulong tbclk;
-
-	tbclk = (gd->bus_clk + 3L) / 4L;
-
-	return tbclk;
+	return (gd->bus_clk + 3L) / 4L;
 }
 
 
diff --git a/arch/xtensa/lib/time.c b/arch/xtensa/lib/time.c
index 1332072ffe3..915eb5185b6 100644
--- a/arch/xtensa/lib/time.c
+++ b/arch/xtensa/lib/time.c
@@ -104,10 +104,7 @@ unsigned long long get_ticks(void)
  */
 ulong get_tbclk(void)
 {
-	ulong tbclk;
-
-	tbclk = CONFIG_SYS_HZ;
-	return tbclk;
+	return CONFIG_SYS_HZ;
 }
 
 #if XCHAL_HAVE_CCOUNT
diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c
index c8d09636abc..2838f9a1edd 100644
--- a/board/amcc/bamboo/bamboo.c
+++ b/board/amcc/bamboo/bamboo.c
@@ -438,11 +438,7 @@ int checkboard(void)
 
 phys_size_t initdram (int board_type)
 {
-	long dram_size;
-
-	dram_size = spd_sdram();
-
-	return dram_size;
+	return spd_sdram();
 }
 
 /*----------------------------------------------------------------------------+
diff --git a/board/amcc/bubinga/bubinga.c b/board/amcc/bubinga/bubinga.c
index 5c1e0717a54..9043de62d36 100644
--- a/board/amcc/bubinga/bubinga.c
+++ b/board/amcc/bubinga/bubinga.c
@@ -57,8 +57,5 @@ int checkboard(void)
    ------------------------------------------------------------------------- */
 phys_size_t initdram(int board_type)
 {
-	long int ret;
-
-	ret = spd_sdram();
-	return ret;
+	return spd_sdram();
 }
diff --git a/board/amcc/canyonlands/canyonlands.c b/board/amcc/canyonlands/canyonlands.c
index dc2e3ba3a08..80b77398c46 100644
--- a/board/amcc/canyonlands/canyonlands.c
+++ b/board/amcc/canyonlands/canyonlands.c
@@ -63,11 +63,7 @@ u32 ddr_clktr(u32 default_val) {
  */
 static inline int board_fpga_read(int offset)
 {
-	int data;
-
-	data = in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
-
-	return data;
+	return in_8((void *)(CONFIG_SYS_FPGA_BASE + offset));
 }
 
 static inline void board_fpga_write(int offset, int data)
diff --git a/board/corscience/tricorder/tricorder-eeprom.c b/board/corscience/tricorder/tricorder-eeprom.c
index 340a009c895..aeacd6a253a 100644
--- a/board/corscience/tricorder/tricorder-eeprom.c
+++ b/board/corscience/tricorder/tricorder-eeprom.c
@@ -190,13 +190,8 @@ int do_tricorder_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	if (argc == 3) {
 		ulong dev_addr = simple_strtoul(argv[2], NULL, 16);
 
-		if (strcmp(argv[1], "read") == 0) {
-			int rcode;
-
-			rcode = tricorder_eeprom_read(dev_addr);
-
-			return rcode;
-		}
+		if (strcmp(argv[1], "read") == 0)
+			return tricorder_eeprom_read(dev_addr);
 	} else if (argc == 6 || argc == 7) {
 		ulong dev_addr = simple_strtoul(argv[2], NULL, 16);
 		char *name = argv[3];
@@ -207,14 +202,9 @@ int do_tricorder_eeprom(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		if (argc == 7)
 			interface = argv[6];
 
-		if (strcmp(argv[1], "write") == 0) {
-			int rcode;
-
-			rcode = tricorder_eeprom_write(dev_addr, name, version,
-					serial, interface);
-
-			return rcode;
-		}
+		if (strcmp(argv[1], "write") == 0)
+			return tricorder_eeprom_write(dev_addr, name, version,
+						      serial, interface);
 	}
 
 	return CMD_RET_USAGE;
diff --git a/board/freescale/common/zm7300.c b/board/freescale/common/zm7300.c
index be5953ad2d8..a6c3e699b81 100644
--- a/board/freescale/common/zm7300.c
+++ b/board/freescale/common/zm7300.c
@@ -140,9 +140,7 @@ int dpm_wrp(u8 r, u8 d)
 /* Uses the DPM command RRP */
 u8 zm_read(uchar reg)
 {
-	u8 d;
-	d = dpm_rrp(reg);
-	return d;
+	return dpm_rrp(reg);
 }
 
 /* ZM_write --
diff --git a/board/samsung/goni/goni.c b/board/samsung/goni/goni.c
index 1600568193a..e8329bba6cb 100644
--- a/board/samsung/goni/goni.c
+++ b/board/samsung/goni/goni.c
@@ -45,17 +45,11 @@ void i2c_init_board(void)
 
 int power_init_board(void)
 {
-	int ret;
-
 	/*
 	 * For PMIC the I2C bus is named as I2C5, but it is connected
 	 * to logical I2C adapter 0
 	 */
-	ret = pmic_init(I2C_0);
-	if (ret)
-		return ret;
-
-	return 0;
+	return pmic_init(I2C_0);
 }
 
 int dram_init(void)
diff --git a/board/ti/omap5_uevm/evm.c b/board/ti/omap5_uevm/evm.c
index 50da4109bb8..b5d5ba9bdf9 100644
--- a/board/ti/omap5_uevm/evm.c
+++ b/board/ti/omap5_uevm/evm.c
@@ -245,10 +245,7 @@ int ehci_hcd_init(int index, enum usb_init_type init,
 
 int ehci_hcd_stop(void)
 {
-	int ret;
-
-	ret = omap_ehci_hcd_stop();
-	return ret;
+	return omap_ehci_hcd_stop();
 }
 
 void usb_hub_reset_devices(int port)