mirror of
https://git.yoctoproject.org/meta-ti
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Koen Kooi
4e18d70247
This patchset is managed in https://github.com/beagleboard/kernel/tree/beagleboard-3.2 by Robert Nelson and myself. Tested on beagleboard-xM/Angstrom Signed-off-by: Koen Kooi <koen@dominion.thruhere.net> Signed-off-by: Denys Dmytriyenko <denys@ti.com>
62 lines
1.8 KiB
Diff
62 lines
1.8 KiB
Diff
From 7f37af0e32e0bc99fc7459bfd3a6748c44b7d563 Mon Sep 17 00:00:00 2001
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From: Nishanth Menon <nm@ti.com>
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Date: Thu, 26 May 2011 19:39:19 -0700
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Subject: [PATCH 09/11] cpufreq: OMAP: put clk if cpu_init failed
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Release the mpu_clk in fail paths.
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Reported-by: Todd Poynor <toddpoynor@google.com>
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Signed-off-by: Nishanth Menon <nm@ti.com>
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Signed-off-by: Kevin Hilman <khilman@ti.com>
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---
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drivers/cpufreq/omap-cpufreq.c | 14 +++++++++++---
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1 files changed, 11 insertions(+), 3 deletions(-)
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diff --git a/drivers/cpufreq/omap-cpufreq.c b/drivers/cpufreq/omap-cpufreq.c
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index 8f778b9..8c54192 100644
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--- a/drivers/cpufreq/omap-cpufreq.c
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+++ b/drivers/cpufreq/omap-cpufreq.c
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@@ -158,8 +158,10 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
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if (IS_ERR(mpu_clk))
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return PTR_ERR(mpu_clk);
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- if (policy->cpu >= NR_CPUS)
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- return -EINVAL;
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+ if (policy->cpu >= NR_CPUS) {
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+ result = -EINVAL;
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+ goto fail_ck;
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+ }
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policy->cur = policy->min = policy->max = omap_getspeed(policy->cpu);
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result = opp_init_cpufreq_table(mpu_dev, &freq_table);
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@@ -167,12 +169,14 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
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if (result) {
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dev_err(mpu_dev, "%s: cpu%d: failed creating freq table[%d]\n",
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__func__, policy->cpu, result);
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- return result;
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+ goto fail_ck;
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}
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result = cpufreq_frequency_table_cpuinfo(policy, freq_table);
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if (!result)
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cpufreq_frequency_table_get_attr(freq_table, policy->cpu);
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+ else
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+ goto fail_ck;
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policy->min = policy->cpuinfo.min_freq;
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policy->max = policy->cpuinfo.max_freq;
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@@ -194,6 +198,10 @@ static int __cpuinit omap_cpu_init(struct cpufreq_policy *policy)
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policy->cpuinfo.transition_latency = 300 * 1000;
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return 0;
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+
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+fail_ck:
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+ clk_put(mpu_clk);
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+ return result;
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}
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static int omap_cpu_exit(struct cpufreq_policy *policy)
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--
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1.7.7.4
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