[U-Boot] [PATCH 04/18] efi_loader: efi_gop: check calloc return value

Heinrich Schuchardt xypron.glpk at gmx.de
Thu Oct 26 17:25:45 UTC 2017


Calloc may return NULL. We have to check the return value.

Fixes: be8d324191f efi_loader: Add GOP support
Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
---
 lib/efi_loader/efi_gop.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/efi_loader/efi_gop.c b/lib/efi_loader/efi_gop.c
index 411a8c9226..85b5391ed1 100644
--- a/lib/efi_loader/efi_gop.c
+++ b/lib/efi_loader/efi_gop.c
@@ -173,6 +173,10 @@ int efi_gop_register(void)
 	}
 
 	gopobj = calloc(1, sizeof(*gopobj));
+	if (!gopobj) {
+		printf("ERROR: Out of memory\n");
+		return 1;
+	}
 
 	/* Fill in object data */
 	gopobj->parent.protocols[0].guid = &efi_gop_guid;
-- 
2.11.0



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