From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/arch/s390/mm/extmem.c | 12 +++++++-----
1 files changed, 7 insertions(+), 5 deletions(-)
diff --git a/kernel/arch/s390/mm/extmem.c b/kernel/arch/s390/mm/extmem.c
index 5060956..1bc42ce 100644
--- a/kernel/arch/s390/mm/extmem.c
+++ b/kernel/arch/s390/mm/extmem.c
@@ -289,15 +289,17 @@
/*
* real segment loading function, called from segment_load
+ * Must return either an error code < 0, or the segment type code >= 0
*/
static int
__segment_load (char *name, int do_nonshared, unsigned long *addr, unsigned long *end)
{
unsigned long start_addr, end_addr, dummy;
struct dcss_segment *seg;
- int rc, diag_cc;
+ int rc, diag_cc, segtype;
start_addr = end_addr = 0;
+ segtype = -1;
seg = kmalloc(sizeof(*seg), GFP_KERNEL | GFP_DMA);
if (seg == NULL) {
rc = -ENOMEM;
@@ -326,9 +328,9 @@
seg->res_name[8] = '\0';
strlcat(seg->res_name, " (DCSS)", sizeof(seg->res_name));
seg->res->name = seg->res_name;
- rc = seg->vm_segtype;
- if (rc == SEG_TYPE_SC ||
- ((rc == SEG_TYPE_SR || rc == SEG_TYPE_ER) && !do_nonshared))
+ segtype = seg->vm_segtype;
+ if (segtype == SEG_TYPE_SC ||
+ ((segtype == SEG_TYPE_SR || segtype == SEG_TYPE_ER) && !do_nonshared))
seg->res->flags |= IORESOURCE_READONLY;
/* Check for overlapping resources before adding the mapping. */
@@ -386,7 +388,7 @@
out_free:
kfree(seg);
out:
- return rc;
+ return rc < 0 ? rc : segtype;
}
/*
--
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