omap2: fix assorted compiler warnings

This patch fixes these compiler warnings:

  CC      arch/arm/mach-omap2/mux.o
arch/arm/mach-omap2/mux.c: In function 'omap_mux_init_gpio':
arch/arm/mach-omap2/mux.c:90: warning: 'gpio_mux' may be used uninitial
ized in this function

  CC      arch/arm/plat-omap/gpio.o
arch/arm/plat-omap/gpio.c: In function 'omap2_gpio_resume_after_idle':
arch/arm/plat-omap/gpio.c:2152: warning: 'l' may be used uninitialized
in this function
arch/arm/plat-omap/gpio.c: In function 'omap2_gpio_prepare_for_idle':
arch/arm/plat-omap/gpio.c:2085: warning: 'l2' may be used uninitialized
in this function
arch/arm/plat-omap/gpio.c:2085: warning: 'l1' may be used uninitialized
in this function

  CC      arch/arm/mach-omap2/board-omap4panda.o
arch/arm/mach-omap2/board-omap4panda.c: In function 'omap4_panda_init':
arch/arm/mach-omap2/board-omap4panda.c:277: warning: unused variable 's
tatus'

Signed-off-by: Sanjeev Premi <premi@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c
index c03d1d56db562b1d4ef9f6fb86ce3da44d7d360e..96f5bbb73b6f0ab4aa2e9a8563c009050d219c34 100644 (file)
--- a/arch/arm/mach-omap2/board-omap4panda.c
+++ b/arch/arm/mach-omap2/board-omap4panda.c
@@ -274,8 +274,6 @@ static int __init omap4_panda_i2c_init(void)
 }
 static void __init omap4_panda_init(void)
 {
-       int status;
-
        omap4_panda_i2c_init();
        omap_serial_init();
        omap4_twl6030_hsmmc_init(mmc);

diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index ab403b2ed26befb6058309e26e3b75688eb46905..6c2f8f0c0edb2bb80aa4dc7b64b453290a72e120 100644 (file)
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -87,7 +87,7 @@ static char *omap_mux_options;
 int __init omap_mux_init_gpio(int gpio, int val)
 {
        struct omap_mux_entry *e;
-       struct omap_mux *gpio_mux;
+       struct omap_mux *gpio_mux = NULL;
        u16 old_mode;
        u16 mux_mode;
        int found = 0;

diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 11c5b0eefb85e5eaa8653df16900845c47ff2563..c05c653d1674e1e8945835b64471893135702c11 100644 (file)
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -2084,7 +2084,7 @@ void omap2_gpio_prepare_for_idle(int power_state)
 
        for (i = min; i < gpio_bank_count; i++) {
                struct gpio_bank *bank = &gpio_bank[i];
-               u32 l1, l2;
+               u32 l1 = 0, l2 = 0;
                int j;
 
                for (j = 0; j < hweight_long(bank->dbck_enable_mask); j++)
@@ -2152,7 +2152,7 @@ void omap2_gpio_resume_after_idle(void)
                min = 1;
        for (i = min; i < gpio_bank_count; i++) {
                struct gpio_bank *bank = &gpio_bank[i];
-               u32 l, gen, gen0, gen1;
+               u32 l = 0, gen, gen0, gen1;
                int j;
 
                for (j = 0; j < hweight_long(bank->dbck_enable_mask); j++)