Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
mn10300: check __get_user/__put_user results...
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
authored by
Al Viro
and committed by
Linus Torvalds
60bdb72e
8e87354d
+6
-6
+6
-6
arch/mn10300/kernel/signal.c
+6
-6
arch/mn10300/kernel/signal.c
···
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old_sigset_t mask;
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if (verify_area(VERIFY_READ, act, sizeof(*act)) ||
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__get_user(new_ka.sa.sa_handler, &act->sa_handler) ||
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-
__get_user(new_ka.sa.sa_restorer, &act->sa_restorer))
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+
__get_user(new_ka.sa.sa_restorer, &act->sa_restorer) ||
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__get_user(new_ka.sa.sa_flags, &act->sa_flags) ||
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__get_user(mask, &act->sa_mask))
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return -EFAULT;
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__get_user(new_ka.sa.sa_flags, &act->sa_flags);
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__get_user(mask, &act->sa_mask);
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siginitset(&new_ka.sa.sa_mask, mask);
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}
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···
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if (!ret && oact) {
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if (verify_area(VERIFY_WRITE, oact, sizeof(*oact)) ||
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__put_user(old_ka.sa.sa_handler, &oact->sa_handler) ||
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__put_user(old_ka.sa.sa_restorer, &oact->sa_restorer))
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__put_user(old_ka.sa.sa_restorer, &oact->sa_restorer) ||
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__put_user(old_ka.sa.sa_flags, &oact->sa_flags) ||
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__put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask))
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return -EFAULT;
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__put_user(old_ka.sa.sa_flags, &oact->sa_flags);
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__put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask);
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}
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return ret;