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um: Fix return value of strnlen_user()

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In case of an error it must not return -EFAULT.
Return 0 like all other archs do.

Reported-by: [email protected]
Signed-off-by: Richard Weinberger <[email protected]>
This commit is contained in:
Richard Weinberger 2013-05-11 15:35:32 +02:00
commit 3179ce7254
1 changed files with 1 additions and 1 deletions
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2
arch/um/kernel/skas/uaccess.c
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@ -254,6 +254,6 @@ int strnlen_user(const void __user *str, int len)
n = buffer_op((unsigned long) str, len, 0, strnlen_chunk, &count);
if (n == 0)
return count + 1;
return -EFAULT;
return 0;
}
EXPORT_SYMBOL(strnlen_user);