X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Facpi%2Fapei%2Ferst.c;h=93ef09c403cfc35d47a81d133898780f9ed2f6b2;hp=631b9477b99c02f827103aa00a8d3a83c380d359;hb=8f8a0c9e60213d2ab8ea2520ba79c8d1c58fe60a;hpb=073c460311662eff7beb429de21acdbf7d90a4cb

diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 631b9477b99c..93ef09c403cf 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -1019,7 +1019,7 @@ skip:
 	/* The record may be cleared by others, try read next record */
 	if (len == -ENOENT)
 		goto skip;
-	else if (len < sizeof(*rcd)) {
+	else if (len < 0 || len < sizeof(*rcd)) {
 		rc = -EIO;
 		goto out;
 	}