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Diffstat (limited to 'fs/bcachefs/reflink.c')
-rw-r--r--fs/bcachefs/reflink.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/bcachefs/reflink.c b/fs/bcachefs/reflink.c
index 87446f7bad4f..d2e6adc13fb1 100644
--- a/fs/bcachefs/reflink.c
+++ b/fs/bcachefs/reflink.c
@@ -233,7 +233,13 @@ static int bch2_make_extent_indirect(struct btree_trans *trans,
orig->k.type = KEY_TYPE_reflink_p;
r_p = bkey_i_to_reflink_p(orig);
set_bkey_val_bytes(&r_p->k, sizeof(r_p->v));
+
+ /* FORTIFY_SOURCE is broken here, and doesn't provide unsafe_memset() */
+#if !defined(__NO_FORTIFY) && defined(__OPTIMIZE__) && defined(CONFIG_FORTIFY_SOURCE)
+ __underlying_memset(&r_p->v, 0, sizeof(r_p->v));
+#else
memset(&r_p->v, 0, sizeof(r_p->v));
+#endif
r_p->v.idx = cpu_to_le64(bkey_start_offset(&r_v->k));