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cpupower: Fix NULL but dereferenced coccicheck errors 

Fix NULL but dereferenced coccicheck errors found by:

make coccicheck MODE=report M=tools/power/cpupower

tools/power/cpupower/lib/cpufreq.c:384:19-23: ERROR: first is NULL but dereferenced.
tools/power/cpupower/lib/cpufreq.c:440:19-23: ERROR: first is NULL but dereferenced.
tools/power/cpupower/lib/cpufreq.c:308:19-23: ERROR: first is NULL but dereferenced.
tools/power/cpupower/lib/cpufreq.c:753:19-23: ERROR: first is NULL but dereferenced.

Signed-off-by: Shuah Khan <skhan@linuxfoundation.org>
This commit is contained in:
Shuah Khan 2020-06-29 14:02:23 -06:00
parent 8e022709c4
commit cbf2527093
1 changed files with 5 additions and 5 deletions
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10
tools/power/cpupower/lib/cpufreq.c
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@ -285,7 +285,7 @@ struct cpufreq_available_governors *cpufreq_get_available_governors(unsigned
} else {
first = malloc(sizeof(*first));
if (!first)
goto error_out;
return NULL;
current = first;
}
current->first = first;
@ -362,7 +362,7 @@ struct cpufreq_available_frequencies
} else {
first = malloc(sizeof(*first));
if (!first)
goto error_out;
return NULL;
current = first;
}
current->first = first;
@ -418,7 +418,7 @@ struct cpufreq_available_frequencies
} else {
first = malloc(sizeof(*first));
if (!first)
goto error_out;
return NULL;
current = first;
}
current->first = first;
@ -493,7 +493,7 @@ static struct cpufreq_affected_cpus *sysfs_get_cpu_list(unsigned int cpu,
} else {
first = malloc(sizeof(*first));
if (!first)
goto error_out;
return NULL;
current = first;
}
current->first = first;
@ -726,7 +726,7 @@ struct cpufreq_stats *cpufreq_get_stats(unsigned int cpu,
} else {
first = malloc(sizeof(*first));
if (!first)
goto error_out;
return NULL;
current = first;
}
current->first = first;