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authorKevin Hilman <khilman@deeprootsystems.com>2010-01-29 14:20:06 -0800
committerTony Lindgren <tony@atomide.com>2010-02-03 08:48:06 -0800
commit8d08436d782d177747a0fac1e1455a44b932b7c6 (patch)
tree248dfd6f8703910f58a60aa425c41aee5433d192 /arch
parent74005a2b116203f618fe784d88ad7e6071bb1554 (diff)
downloadlinux-linaro-stable-8d08436d782d177747a0fac1e1455a44b932b7c6.tar.gz
OMAP2/3: GPMC: ensure valid clock pointer
Ensure valid clock pointer during GPMC init. Fixes compiler warning about potential use of uninitialized variable. Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-omap2/gpmc.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 3f1334f62e7a..7027cdc1ba49 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -505,7 +505,7 @@ static void __init gpmc_mem_init(void)
void __init gpmc_init(void)
{
u32 l;
- char *ck;
+ char *ck = NULL;
if (cpu_is_omap24xx()) {
ck = "core_l3_ck";
@@ -521,6 +521,9 @@ void __init gpmc_init(void)
l = OMAP44XX_GPMC_BASE;
}
+ if (WARN_ON(!ck))
+ return;
+
gpmc_l3_clk = clk_get(NULL, ck);
if (IS_ERR(gpmc_l3_clk)) {
printk(KERN_ERR "Could not get GPMC clock %s\n", ck);