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-rw-r--r--meta/recipes-devtools/qemu/qemu/mmap2.patch25
1 files changed, 12 insertions, 13 deletions
diff --git a/meta/recipes-devtools/qemu/qemu/mmap2.patch b/meta/recipes-devtools/qemu/qemu/mmap2.patch
index 1652131757..e115473b70 100644
--- a/meta/recipes-devtools/qemu/qemu/mmap2.patch
+++ b/meta/recipes-devtools/qemu/qemu/mmap2.patch
@@ -13,27 +13,26 @@ rather than ENOMEM so adjust the other part of the test to this.
13Upstream-Status: Submitted [https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg01355.html] 13Upstream-Status: Submitted [https://lists.gnu.org/archive/html/qemu-devel/2021-01/msg01355.html]
14Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org 14Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org
15 15
16Index: qemu-5.2.0/linux-user/mmap.c 16Index: qemu-6.0.0/linux-user/mmap.c
17=================================================================== 17===================================================================
18--- qemu-5.2.0.orig/linux-user/mmap.c 18--- qemu-6.0.0.orig/linux-user/mmap.c
19+++ qemu-5.2.0/linux-user/mmap.c 19+++ qemu-6.0.0/linux-user/mmap.c
20@@ -722,12 +722,14 @@ abi_long target_mremap(abi_ulong old_add 20@@ -733,12 +733,16 @@ abi_long target_mremap(abi_ulong old_add
21 int prot; 21 int prot;
22 void *host_addr; 22 void *host_addr;
23 23
24- if (!guest_range_valid(old_addr, old_size) || 24- if (!guest_range_valid_untagged(old_addr, old_size) ||
25- ((flags & MREMAP_FIXED) && 25- ((flags & MREMAP_FIXED) &&
26- !guest_range_valid(new_addr, new_size)) || 26+ if (!guest_range_valid_untagged(old_addr, old_size)) {
27- ((flags & MREMAP_MAYMOVE) == 0 &&
28- !guest_range_valid(old_addr, new_size))) {
29- errno = ENOMEM;
30+ if (!guest_range_valid(old_addr, old_size)) {
31+ errno = EFAULT; 27+ errno = EFAULT;
32+ return -1; 28+ return -1;
33+ } 29+ }
34+ 30+
35+ if (((flags & MREMAP_FIXED) && !guest_range_valid(new_addr, new_size)) || 31+ if (((flags & MREMAP_FIXED) &&
36+ ((flags & MREMAP_MAYMOVE) == 0 && !guest_range_valid(old_addr, new_size))) { 32 !guest_range_valid_untagged(new_addr, new_size)) ||
33 ((flags & MREMAP_MAYMOVE) == 0 &&
34 !guest_range_valid_untagged(old_addr, new_size))) {
35- errno = ENOMEM;
37+ errno = EINVAL; 36+ errno = EINVAL;
38 return -1; 37 return -1;
39 } 38 }