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alpha: fix stack smashing in old_adjtimex(2)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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@ -1290,7 +1290,7 @@ SYSCALL_DEFINE1(old_adjtimex, struct timex32 __user *, txc_p)
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/* copy relevant bits of struct timex. */
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if (copy_from_user(&txc, txc_p, offsetof(struct timex32, time)) ||
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copy_from_user(&txc.tick, &txc_p->tick, sizeof(struct timex32) -
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offsetof(struct timex32, time)))
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offsetof(struct timex32, tick)))
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return -EFAULT;
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ret = do_adjtimex(&txc);
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