mirror of https://github.com/OpenIPC/firmware.git
31 lines
899 B
Diff
31 lines
899 B
Diff
diff -drupN a/mm/shmem.c b/mm/shmem.c
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--- a/mm/shmem.c 2018-08-06 17:23:04.000000000 +0300
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+++ b/mm/shmem.c 2022-06-12 05:28:14.000000000 +0300
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@@ -4076,6 +4076,14 @@ struct file *shmem_file_setup(const char
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}
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EXPORT_SYMBOL_GPL(shmem_file_setup);
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+void shmem_set_file(struct vm_area_struct *vma, struct file *file)
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+{
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+ if (vma->vm_file)
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+ fput(vma->vm_file);
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+ vma->vm_file = file;
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+ vma->vm_ops = &shmem_vm_ops;
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+}
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+
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/**
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* shmem_zero_setup - setup a shared anonymous mapping
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* @vma: the vma to be mmapped is prepared by do_mmap_pgoff
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@@ -4095,10 +4103,7 @@ int shmem_zero_setup(struct vm_area_stru
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if (IS_ERR(file))
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return PTR_ERR(file);
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- if (vma->vm_file)
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- fput(vma->vm_file);
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- vma->vm_file = file;
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- vma->vm_ops = &shmem_vm_ops;
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+ shmem_set_file(vma, file);
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if (IS_ENABLED(CONFIG_TRANSPARENT_HUGE_PAGECACHE) &&
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((vma->vm_start + ~HPAGE_PMD_MASK) & HPAGE_PMD_MASK) <
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