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-rw-r--r--mm/mprotect.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/mprotect.c b/mm/mprotect.c
index b650c5412f58..5019a1ef2848 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -379,7 +379,8 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len,
reqprot = prot;
- down_write(&current->mm->mmap_sem);
+ if (down_write_killable(&current->mm->mmap_sem))
+ return -EINTR;
vma = find_vma(current->mm, start);
error = -ENOMEM;