[U-Boot] [PATCH 06/18] efi_loader: efi_net: check return value of calloc
Heinrich Schuchardt
xypron.glpk at gmx.de
Thu Oct 26 17:25:47 UTC 2017
Calloc may return NULL. So we must check the return value.
Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
lib/efi_loader/efi_net.c | 4 ++++
1 file changed, 4 insertions(+)
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;
--
2.11.0
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