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authorAndi Kleen <andi@firstfloor.org>2008-10-13 12:03:03 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2008-10-29 15:03:49 -0700
commit4e318d7c6c9dd5cdae48bcf61558bbc0c09b12ac (patch)
tree07d2c2b0e559cb121292eea21f1e63245deaa8c5 /drivers
parent65151365ad59af00e229d0fe33b4f1f9350c685f (diff)
downloadop-kernel-dev-4e318d7c6c9dd5cdae48bcf61558bbc0c09b12ac.zip
op-kernel-dev-4e318d7c6c9dd5cdae48bcf61558bbc0c09b12ac.tar.gz
sysfs: Fix return values for sysdev_store_{ulong,int}
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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/base/sys.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/base/sys.c b/drivers/base/sys.c
index 3ca9c5e..c98c31e 100644
--- a/drivers/base/sys.c
+++ b/drivers/base/sys.c
@@ -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);
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