Module Name:    src
Committed By:   mlelstv
Date:           Tue May  8 03:27:17 UTC 2018

Modified Files:
        src/sys/dev/acpi: sdhc_acpi.c

Log Message:
Bail if we have a zero-length memory resource.


To generate a diff of this commit:
cvs rdiff -u -r1.4 -r1.5 src/sys/dev/acpi/sdhc_acpi.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/acpi/sdhc_acpi.c
diff -u src/sys/dev/acpi/sdhc_acpi.c:1.4 src/sys/dev/acpi/sdhc_acpi.c:1.5
--- src/sys/dev/acpi/sdhc_acpi.c:1.4	Fri Feb 17 10:51:48 2017
+++ src/sys/dev/acpi/sdhc_acpi.c	Tue May  8 03:27:17 2018
@@ -1,4 +1,4 @@
-/*	$NetBSD: sdhc_acpi.c,v 1.4 2017/02/17 10:51:48 nonaka Exp $	*/
+/*	$NetBSD: sdhc_acpi.c,v 1.5 2018/05/08 03:27:17 mlelstv Exp $	*/
 
 /*
  * Copyright (c) 2016 Kimihiro Nonaka <non...@netbsd.org>
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdhc_acpi.c,v 1.4 2017/02/17 10:51:48 nonaka Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdhc_acpi.c,v 1.5 2018/05/08 03:27:17 mlelstv Exp $");
 
 #include <sys/param.h>
 #include <sys/device.h>
@@ -168,6 +168,10 @@ sdhc_acpi_attach(device_t parent, device
 		aprint_error_dev(self, "incomplete resources\n");
 		goto cleanup;
 	}
+	if (mem->ar_length == 0) {
+		aprint_error_dev(self, "zero length memory resource\n");
+		goto cleanup;
+	}
 	sc->sc_memsize = mem->ar_length;
 
 	if (bus_space_map(sc->sc_memt, mem->ar_base, sc->sc_memsize, 0,

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