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-rw-r--r--security/selinux/hooks.c18
1 files changed, 7 insertions, 11 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 24ab414..61a5336 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2132,18 +2132,14 @@ static inline void flush_unauthorized_files(const struct cred *cred,
return;
devnull = dentry_open(&selinux_null, O_RDWR, cred);
- if (!IS_ERR(devnull)) {
- /* replace all the matching ones with this */
- do {
- replace_fd(n - 1, get_file(devnull), 0);
- } while ((n = iterate_fd(files, n, match_file, cred)) != 0);
+ if (IS_ERR(devnull))
+ devnull = NULL;
+ /* replace all the matching ones with this */
+ do {
+ replace_fd(n - 1, devnull, 0);
+ } while ((n = iterate_fd(files, n, match_file, cred)) != 0);
+ if (devnull)
fput(devnull);
- } else {
- /* just close all the matching ones */
- do {
- replace_fd(n - 1, NULL, 0);
- } while ((n = iterate_fd(files, n, match_file, cred)) != 0);
- }
}
/*
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