In preparation to move group_info sorting to the caller,
make group_sort globally visible.
Signed-off-by: Thiago Rafael Becker <thiago.becker@xxxxxxxxx>
---
include/linux/cred.h | 1 +
kernel/groups.c | 4 +++-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/linux/cred.h b/include/linux/cred.h
index 099058e..6312865 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -83,6 +83,7 @@ extern int set_current_groups(struct group_info *);
extern void set_groups(struct cred *, struct group_info *);
extern int groups_search(const struct group_info *, kgid_t);
extern bool may_setgroups(void);
+extern void groups_sort(struct group_info *);
/*
* The security context of a task
diff --git a/kernel/groups.c b/kernel/groups.c
index e357bc8..4c9c9ed 100644
--- a/kernel/groups.c
+++ b/kernel/groups.c
@@ -86,11 +86,13 @@ static int gid_cmp(const void *_a, const void *_b)
return gid_gt(a, b) - gid_lt(a, b);
}
-static void groups_sort(struct group_info *group_info)
+void groups_sort(struct group_info *group_info)
{
sort(group_info->gid, group_info->ngroups, sizeof(*group_info->gid),
gid_cmp, NULL);
}
+EXPORT_SYMBOL(groups_sort);
+
/* a simple bsearch */
int groups_search(const struct group_info *group_info, kgid_t grp)
--
2.9.5
--
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