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Diffstat (limited to 'src/userfunc.c')
-rw-r--r--src/userfunc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/userfunc.c b/src/userfunc.c
index 8bfebec64..e76e6d8c5 100644
--- a/src/userfunc.c
+++ b/src/userfunc.c
@@ -25,7 +25,7 @@
/* From user function to hashitem and back. */
#define UF2HIKEY(fp) ((fp)->uf_name)
-#define HIKEY2UF(p) ((ufunc_T *)(p - offsetof(ufunc_T, uf_name)))
+#define HIKEY2UF(p) ((ufunc_T *)((p) - offsetof(ufunc_T, uf_name)))
#define HI2UF(hi) HIKEY2UF((hi)->hi_key)
#define FUNCARG(fp, j) ((char_u **)(fp->uf_args.ga_data))[j]