bootinfo: fix error path for no bootinfo block

Set errno to ENODATA in bootinfo_open() when trying to open bootinfo read-only and the block has not been initialized. Signed-off-by: Matt Madison <[email protected]>
OE4T · Feb 11, 2022 · d0cba60 · d0cba60
1 parent 068c543
commit d0cba60
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/bootinfo.c b/bootinfo.c
@@ -665,8 +665,10 @@ bootinfo_open (unsigned int flags, struct bootinfo_context_s **ctxp)
 			if (boot_devinfo_init(ctx) < 0)
 				goto failure_exit;
 			/* If successful, fall through */
-		} else
+		} else {
+			errno = ENODATA;
 			goto failure_exit;
+		}
 	} else if (i < 2 && ctx->valid[1-i]) {
 		/* both of the first two are valid */
 		struct device_info *dp1 = (struct device_info *) (ctx->infobuf[1]);