From: Heinrich Schuchardt <xypron.glpk@gmx.de>
Date: Thu, 26 Oct 2017 17:25:47 +0000 (+0200)
Subject: efi_loader: efi_net: check return value of calloc
X-Git-Tag: v2018.01-rc2~58^2~37
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=cb90ee97579daeacc3173d4c9694b53136a55981;p=oweals%2Fu-boot.git

efi_loader: efi_net: check return value of calloc

Calloc may return NULL. So we must check the return value.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
---

diff --git a/lib/efi_loader/efi_net.c b/lib/efi_loader/efi_net.c
index 432d9a99a2..a7b101e830 100644
--- a/lib/efi_loader/efi_net.c
+++ b/lib/efi_loader/efi_net.c
@@ -292,6 +292,10 @@ int efi_net_register(void)
 
 	/* We only expose the "active" eth device, so one is enough */
 	netobj = calloc(1, sizeof(*netobj));
+	if (!netobj) {
+		printf("ERROR: Out of memory\n");
+		return 1;
+	}
 
 	/* Fill in object data */
 	netobj->parent.protocols[0].guid = &efi_net_guid;