msm: cpuidle: use format string in snprintf

Currently no format string specified in snprintf
and this leds to security vulnerability. Use format
string in snprintf function.

CRs-fixed: 562232
Change-Id: Id67efe6952071bda8119ae2be907ea0b15da2797
Signed-off-by: Murali Nalajala <mnalajal@codeaurora.org>
diff --git a/arch/arm/mach-msm/cpuidle.c b/arch/arm/mach-msm/cpuidle.c
index 7c06268..c480e56 100644
--- a/arch/arm/mach-msm/cpuidle.c
+++ b/arch/arm/mach-msm/cpuidle.c
@@ -112,8 +112,8 @@
 			continue;
 
 		state = &msm_cpuidle_driver.states[state_count];
-		snprintf(state->name, CPUIDLE_NAME_LEN, cstate->name);
-		snprintf(state->desc, CPUIDLE_DESC_LEN, cstate->desc);
+		snprintf(state->name, CPUIDLE_NAME_LEN, "%s", cstate->name);
+		snprintf(state->desc, CPUIDLE_DESC_LEN, "%s", cstate->desc);
 		state->flags = 0;
 		state->exit_latency = 0;
 		state->power_usage = 0;