As documented and the behavior before commit 22400674945c (sched: Simplify
return logic in sched_read_attr()), sched_getattr should return E2BIG instead
of EFBIG when there is not enough space to copy sched_attr.

Signed-off-by: Thadeu Lima de Souza Cascardo <casca...@canonical.com>
Fixes: 22400674945c (sched: Simplify return logic in sched_read_attr())
---
 kernel/sched/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 2477893dd069..0fd67281e656 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -5129,7 +5129,7 @@ static int sched_read_attr(struct sched_attr __user 
*uattr,
 
                for (; addr < end; addr++) {
                        if (*addr)
-                               return -EFBIG;
+                               return -E2BIG;
                }
 
                attr->size = usize;
-- 
2.20.1

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