1D_VALIDATE(9) The Linux VFS D_VALIDATE(9)
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6 d_validate - verify dentry provided from insecure source
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9 int d_validate(struct dentry * dentry, struct dentry * dparent);
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12 dentry
13 The dentry alleged to be valid child of dparent
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15 dparent
16 The parent dentry (known to be valid)
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19 An insecure source has sent us a dentry, here we verify it and dget it.
20 This is used by ncpfs in its readdir implementation. Zero is returned
21 in the dentry is invalid.
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24Kernel Hackers Manual 2.6. November 2011 D_VALIDATE(9)