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Commit 1577efbe authored by Archana Sathyakumar's avatar Archana Sathyakumar Committed by Gerrit - the friendly Code Review server
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cpuidle: lpm-levels: Fix snprintf string format 



Undefined string lengths could lead to buffer overflows. Format the
string correctly to ensure proper usage of snprintf.

Change-Id: I996f41197606f4b9877cf0fbc6c57145480b5c1c
Signed-off-by: default avatarArchana Sathyakumar <asathyak@codeaurora.org>
parent ace014f8

drivers/cpuidle/lpm-levels.c

+2 −1
Original line number Diff line number Diff line
@@ -1706,7 +1706,8 @@ static int cluster_cpuidle_register(struct lpm_cluster *cl) 
		struct cpuidle_state *st = &cl->drv->states[i];

		struct lpm_cpu_level *cpu_level = &cl->cpu->levels[i];

		snprintf(st->name, CPUIDLE_NAME_LEN, "C%u\n", i);

		snprintf(st->desc, CPUIDLE_DESC_LEN, cpu_level->name);

		snprintf(st->desc, CPUIDLE_DESC_LEN, "%s",

			cpu_level->name);

		st->flags = 0;

		st->exit_latency = cpu_level->pwr.latency_us;

		st->power_usage = cpu_level->pwr.ss_power;