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sysfs: Fix return values for sysdev_store_{ulong,int}

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SYSFS: Fix return values for sysdev_store_{ulong,int}

Always return the full size instead of the consumed
length of the string in sysdev_store_{ulong,int}

This avoids EINVAL errors in some echo versions.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Andi Kleen 2008-10-13 12:03:03 +02:00 committed by Greg Kroah-Hartman
parent 65151365ad
commit 4e318d7c6c
1 changed files with 4 additions and 2 deletions
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6
drivers/base/sys.c
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@ -488,7 +488,8 @@ ssize_t sysdev_store_ulong(struct sys_device *sysdev,
if (end == buf)
return -EINVAL;
*(unsigned long *)(ea->var) = new;
return end - buf;
/* Always return full write size even if we didn't consume all */
return size;
}
EXPORT_SYMBOL_GPL(sysdev_store_ulong);
@ -511,7 +512,8 @@ ssize_t sysdev_store_int(struct sys_device *sysdev,
if (end == buf || new > INT_MAX || new < INT_MIN)
return -EINVAL;
*(int *)(ea->var) = new;
return end - buf;
/* Always return full write size even if we didn't consume all */
return size;
}
EXPORT_SYMBOL_GPL(sysdev_store_int);