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Subject[PATCH v2] livepatch: core: Return EOPNOTSUPP instead of ENOSYS
Date
From: Alice Ferrazzi <alice.ferrazzi@miraclelinux.com>

As a result of an unsupported operation is better to use EOPNOTSUPP
as error code.
ENOSYS is only used for 'invalid syscall nr' and nothing else.

Signed-off-by: Alice Ferrazzi <alice.ferrazzi@miraclelinux.com>
---
Changes v1->v2:
- Use EOPNOTSUPP instead of ENOTSUPP (Petr)

kernel/livepatch/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/livepatch/core.c b/kernel/livepatch/core.c
index fe1993399823..075eb5c0813d 100644
--- a/kernel/livepatch/core.c
+++ b/kernel/livepatch/core.c
@@ -1004,7 +1004,7 @@ int klp_enable_patch(struct klp_patch *patch)

if (!klp_have_reliable_stack()) {
pr_err("This architecture doesn't have support for the livepatch consistency model.\n");
- return -ENOSYS;
+ return -EOPNOTSUPP;
}


--
2.19.2
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