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author | Rafael J. Wysocki <rjw@sisk.pl> | 2011-08-08 21:43:22 (GMT) |
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committer | Rafael J. Wysocki <rjw@sisk.pl> | 2011-08-25 13:33:44 (GMT) |
commit | 9e08cf429697090d0fac57d493dc7b6de17a5eee (patch) | |
tree | 70b18a96a5510bdec9bd35307bbf9d3b3e57981d /firmware | |
parent | 3c07cbc488bfd1ad1abf64d09cc692339b5f8a83 (diff) | |
download | linux-9e08cf429697090d0fac57d493dc7b6de17a5eee.tar.xz |
PM / Domains: Make pm_genpd_poweron() always survive parent removal
If pm_genpd_remove_subdomain() is called to remove a PM domain's
subdomain and pm_genpd_poweron() is called for that subdomain at
the same time, and the pm_genpd_poweron() called by it recursively
for the parent returns an error, the first pm_genpd_poweron()'s
error code path will attempt to decrement the subdomain counter of
a PM domain that it's not a subdomain of any more.
Rearrange the code in pm_genpd_poweron() to prevent this from
happening.
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Diffstat (limited to 'firmware')
0 files changed, 0 insertions, 0 deletions