From: Kevin Hilman <khil...@deeprootsystems.com>
Ensure valid clock pointer during GPMC init. Fixes compiler
warning about potential use of uninitialized variable.
Signed-off-by: Kevin Hilman <khil...@deeprootsystems.com>
Signed-off-by: Tony Lindgren <t...@atomide.com>
---
arch/arm/mach-omap2/gpmc.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index 3f1334f..7027cdc 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);
--
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