From: Julien Grall <julien.grall@arm.com>
Date: Wed, 16 Aug 2017 10:27:02 +0000 (+0200)
Subject: x86/srat: don't check alloc_boot_pages return
X-Git-Tag: archive/raspbian/4.11.1-1+rpi1~1^2~66^2~1677
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=7a37e0ea7f0ccab389cecaa6baff0bb411236281;p=xen.git

x86/srat: don't check alloc_boot_pages return

alloc_boot_pages will panic if it is not possible to allocate. So the
check in the caller is pointless.

Signed-off-by: Julien Grall <julien.grall@arm.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---

diff --git a/xen/arch/x86/srat.c b/xen/arch/x86/srat.c
index cd1283e58c..95660a9bbc 100644
--- a/xen/arch/x86/srat.c
+++ b/xen/arch/x86/srat.c
@@ -194,11 +194,6 @@ void __init acpi_numa_slit_init(struct acpi_table_slit *slit)
 		return;
 	}
 	mfn = alloc_boot_pages(PFN_UP(slit->header.length), 1);
-	if (!mfn) {
-		printk(KERN_ERR "ACPI: Unable to allocate memory for "
-		       "saving ACPI SLIT numa information.\n");
-		return;
-	}
 	acpi_slit = mfn_to_virt(mfn);
 	memcpy(acpi_slit, slit, slit->header.length);
 }