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powerpc/papr_scm: use dev_get_drvdata 

Eliminate direct accesses to the driver_data field.

Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/1653988790-19999-1-git-send-email-baihaowen@meizu.com
This commit is contained in:
Haowen Bai 2022-05-31 17:19:50 +08:00 committed by Michael Ellerman
parent 2a83afe72a
commit d9abe36df7
1 changed files with 1 additions and 1 deletions
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2
arch/powerpc/platforms/pseries/papr_scm.c
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@ -354,7 +354,7 @@ static int papr_scm_pmu_get_value(struct perf_event *event, struct device *dev,
{
struct papr_scm_perf_stat *stat;
struct papr_scm_perf_stats *stats;
struct papr_scm_priv *p = (struct papr_scm_priv *)dev->driver_data;
struct papr_scm_priv *p = dev_get_drvdata(dev);
int rc, size;
/* Allocate request buffer enough to hold single performance stat */