2023-01-06 07:30:13

by oushixiong

[permalink] [raw]
Subject: [PATCH] fs/coredump: fix a compilation issue

if CONFIG_ELF_CORE is not set, it will cause a compilation issue:
error: ‘dump_emit_page’ defined but not used.

Fixes: 06bbaa6dc53c "[coredump] don't use __kernel_write()"

Reported-by: k2ci <[email protected]>
Signed-off-by: oushixiong <[email protected]>
---
fs/coredump.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/fs/coredump.c b/fs/coredump.c
index de78bde2991b..95390a73b912 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -838,6 +838,7 @@ static int __dump_skip(struct coredump_params *cprm, size_t nr)
}
}

+#ifdef CONFIG_ELF_CORE
static int dump_emit_page(struct coredump_params *cprm, struct page *page)
{
struct bio_vec bvec = {
@@ -870,6 +871,7 @@ static int dump_emit_page(struct coredump_params *cprm, struct page *page)

return 1;
}
+#endif

int dump_emit(struct coredump_params *cprm, const void *addr, int nr)
{
--
2.25.1