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[PATCH 2/4] hurd: Don't attempt to deallocate MACH_PORT_DEAD
From: |
Sergey Bugaev |
Subject: |
[PATCH 2/4] hurd: Don't attempt to deallocate MACH_PORT_DEAD |
Date: |
Mon, 24 Apr 2023 00:55:24 +0300 |
...in some more places.
Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
---
sysdeps/mach/hurd/dl-sysdep.c | 2 +-
sysdeps/mach/hurd/mmap.c | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/sysdeps/mach/hurd/dl-sysdep.c b/sysdeps/mach/hurd/dl-sysdep.c
index d7b309e0..25a12774 100644
--- a/sysdeps/mach/hurd/dl-sysdep.c
+++ b/sysdeps/mach/hurd/dl-sysdep.c
@@ -472,7 +472,7 @@ __mmap (void *addr, size_t len, int prot, int flags, int
fd, off_t offset)
err = __io_map ((mach_port_t) fd, &memobj_rd, &memobj_wr);
if (err)
return __hurd_fail (err), MAP_FAILED;
- if (memobj_wr != MACH_PORT_NULL)
+ if (MACH_PORT_VALID (memobj_wr))
__mach_port_deallocate (__mach_task_self (), memobj_wr);
}
diff --git a/sysdeps/mach/hurd/mmap.c b/sysdeps/mach/hurd/mmap.c
index c3cc1856..790eb238 100644
--- a/sysdeps/mach/hurd/mmap.c
+++ b/sysdeps/mach/hurd/mmap.c
@@ -91,7 +91,7 @@ __mmap (void *addr, size_t len, int prot, int flags, int fd,
off_t offset)
if (wobj == robj)
max_vmprot |= VM_PROT_WRITE;
memobj = robj;
- if (wobj != MACH_PORT_NULL)
+ if (MACH_PORT_VALID (wobj))
__mach_port_deallocate (__mach_task_self (), wobj);
break;
case PROT_WRITE:
@@ -99,7 +99,7 @@ __mmap (void *addr, size_t len, int prot, int flags, int fd,
off_t offset)
if (robj == wobj)
max_vmprot |= VM_PROT_READ|VM_PROT_EXECUTE;
memobj = wobj;
- if (robj != MACH_PORT_NULL)
+ if (MACH_PORT_VALID (robj))
__mach_port_deallocate (__mach_task_self (), robj);
break;
case PROT_READ|PROT_WRITE:
@@ -167,7 +167,7 @@ __mmap (void *addr, size_t len, int prot, int flags, int
fd, off_t offset)
copy ? VM_INHERIT_COPY : VM_INHERIT_SHARE);
}
- if (memobj != MACH_PORT_NULL)
+ if (MACH_PORT_VALID (memobj))
__mach_port_deallocate (__mach_task_self (), memobj);
if (err == KERN_PROTECTION_FAILURE)
--
2.40.0