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powerpc/topology: Fix spurr attribute permission

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We are registering the attribute with permission 0600 but it
doesn't have a store callback, which causes WARN_ON's during
boot. Fix the permission.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Benjamin Herrenschmidt 2013-05-06 15:02:40 +10:00
parent 3fd47f063b
commit d5dae72130
1 changed files with 1 additions and 1 deletions
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arch/powerpc/kernel/sysfs.c
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@ -180,7 +180,7 @@ SYSFS_PMCSETUP(dscr, SPRN_DSCR);
SYSFS_PMCSETUP(pir, SPRN_PIR);
static DEVICE_ATTR(mmcra, 0600, show_mmcra, store_mmcra);
static DEVICE_ATTR(spurr, 0600, show_spurr, NULL);
static DEVICE_ATTR(spurr, 0400, show_spurr, NULL);
static DEVICE_ATTR(dscr, 0600, show_dscr, store_dscr);
static DEVICE_ATTR(purr, 0600, show_purr, store_purr);
static DEVICE_ATTR(pir, 0400, show_pir, NULL);