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| author | Ingo Molnar <mingo@kernel.org> | 2016-03-21 10:47:40 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-03-21 10:47:40 +0100 |
| commit | 42e405f7b1d252c90a2468dd2140f47b8142b7a0 (patch) | |
| tree | baeda52d8726fe694d3344a0d0fda1dadc30a901 /arch/arm/mm/pageattr.c | |
| parent | e9532e69b8d1d1284e8ecf8d2586de34aec61244 (diff) | |
| parent | 710d60cbf1b312a8075a2158cbfbbd9c66132dcc (diff) | |
| download | lwn-42e405f7b1d252c90a2468dd2140f47b8142b7a0.tar.gz lwn-42e405f7b1d252c90a2468dd2140f47b8142b7a0.zip | |
Merge branch 'linus' into sched/urgent, to pick up dependencies
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/arm/mm/pageattr.c')
| -rw-r--r-- | arch/arm/mm/pageattr.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mm/pageattr.c b/arch/arm/mm/pageattr.c index cf30daff8932..d19b1ad29b07 100644 --- a/arch/arm/mm/pageattr.c +++ b/arch/arm/mm/pageattr.c @@ -49,6 +49,9 @@ static int change_memory_common(unsigned long addr, int numpages, WARN_ON_ONCE(1); } + if (!numpages) + return 0; + if (start < MODULES_VADDR || start >= MODULES_END) return -EINVAL; |