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authorIngo Molnar <mingo@kernel.org>2017-11-14 07:21:44 +0100
committerIngo Molnar <mingo@kernel.org>2017-11-14 07:21:44 +0100
commit050ab10a645097e47c01cfab3ccf24167e9b266b (patch)
tree686b17c63933f187305a87fba696415dccd032ae /arch/x86/um/ldt.c
parent9eb719855f6c9b21eb5889d9ac2ca1c60527ad89 (diff)
parentb29c6ef7bb1257853c1e31616d84f55e561cf631 (diff)
downloadop-kernel-dev-050ab10a645097e47c01cfab3ccf24167e9b266b.zip
op-kernel-dev-050ab10a645097e47c01cfab3ccf24167e9b266b.tar.gz
Merge branch 'linus' into core/objtool, to pick up dependent commits
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/um/ldt.c')
-rw-r--r--arch/x86/um/ldt.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/x86/um/ldt.c b/arch/x86/um/ldt.c
index 836a1eb..3ee234b6 100644
--- a/arch/x86/um/ldt.c
+++ b/arch/x86/um/ldt.c
@@ -6,6 +6,7 @@
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/slab.h>
+#include <linux/syscalls.h>
#include <linux/uaccess.h>
#include <asm/unistd.h>
#include <os.h>
@@ -369,7 +370,9 @@ void free_ldt(struct mm_context *mm)
mm->arch.ldt.entry_count = 0;
}
-int sys_modify_ldt(int func, void __user *ptr, unsigned long bytecount)
+SYSCALL_DEFINE3(modify_ldt, int , func , void __user * , ptr ,
+ unsigned long , bytecount)
{
- return do_modify_ldt_skas(func, ptr, bytecount);
+ /* See non-um modify_ldt() for why we do this cast */
+ return (unsigned int)do_modify_ldt_skas(func, ptr, bytecount);
}
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