Merge tag 'socfpga_fix_for_v4.7' of git://git.kernel.org/pub/scm/linux/kernel/git...

[cascardo/linux.git] / fs / coredump.c

diff --git a/fs/coredump.c b/fs/coredump.c
index 492c2db..38a7ab8 100644 (file)
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -413,7 +413,9 @@ static int coredump_wait(int exit_code, struct core_state *core_state)
        core_state->dumper.task = tsk;
        core_state->dumper.next = NULL;
 
-       down_write(&mm->mmap_sem);
+       if (down_write_killable(&mm->mmap_sem))
+               return -EINTR;
+
        if (!mm->core_state)
                core_waiters = zap_threads(tsk, mm, core_state, exit_code);
        up_write(&mm->mmap_sem);