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Diffstat (limited to 'arch/mips/kernel/linux32.c')
-rw-r--r--arch/mips/kernel/linux32.c19
1 files changed, 2 insertions, 17 deletions
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 1a2793efdc4e..f042563c924f 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -67,28 +67,13 @@ SYSCALL_DEFINE6(32_mmap2, unsigned long, addr, unsigned long, len,
67 unsigned long, prot, unsigned long, flags, unsigned long, fd, 67 unsigned long, prot, unsigned long, flags, unsigned long, fd,
68 unsigned long, pgoff) 68 unsigned long, pgoff)
69{ 69{
70 struct file * file = NULL;
71 unsigned long error; 70 unsigned long error;
72 71
73 error = -EINVAL; 72 error = -EINVAL;
74 if (pgoff & (~PAGE_MASK >> 12)) 73 if (pgoff & (~PAGE_MASK >> 12))
75 goto out; 74 goto out;
76 pgoff >>= PAGE_SHIFT-12; 75 error = sys_mmap_pgoff(addr, len, prot, flags, fd,
77 76 pgoff >> (PAGE_SHIFT-12));
78 if (!(flags & MAP_ANONYMOUS)) {
79 error = -EBADF;
80 file = fget(fd);
81 if (!file)
82 goto out;
83 }
84 flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE);
85
86 down_write(&current->mm->mmap_sem);
87 error = do_mmap_pgoff(file, addr, len, prot, flags, pgoff);
88 up_write(&current->mm->mmap_sem);
89 if (file)
90 fput(file);
91
92out: 77out:
93 return error; 78 return error;
94} 79}