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Diffstat (limited to 'src/stdio/vfscanf.c')
-rw-r--r--src/stdio/vfscanf.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/src/stdio/vfscanf.c b/src/stdio/vfscanf.c
index 69f45081..414c2a3d 100644
--- a/src/stdio/vfscanf.c
+++ b/src/stdio/vfscanf.c
@@ -9,7 +9,7 @@
 static void f_read(rctx_t *r)
 {
 	FILE *f = r->opaque;
-	if ((r->c = __uflow(f)) >= 0) r->l++;
+	if ((r->c = getc_unlocked(f)) >= 0) r->l++;
 }
 
 int vfscanf(FILE *f, const char *fmt, va_list ap)
@@ -28,15 +28,8 @@ int vfscanf(FILE *f, const char *fmt, va_list ap)
 
 	result = __scanf(&r, fmt2, ap);
 
-	if (r.u && r.c >= 0) {
-		/* This code takes care of the case where the caller performs
-		 * a nonmatching scanf to leave a character in the unscan
-		 * buffer, followed by an unget, followed by a scanf that
-		 * matches zero characters. In this case the final 'unread'
-		 * character must be returned to the unget buffer rather than
-		 * the unscan buffer. */
-		 f->rpos--;
-	}
+	if (r.u && r.c >= 0)
+		ungetc(r.c, f);
 
 	FUNLOCK(f);
 	return result;