In the Linux kernel, the following vulnerability has been resolved: nfc: Fix potential resource leaks nfc_get_device() take reference for the device, add missing nfc_put_device() to release it when not need anymore. Also fix the style warnning by use error EOPNOTSUPP instead of ENOTSUPP.

References

• https://git.kernel.org/stable/c/277f0d0a9084e7454e5532c823a7a876a7b00af7
• https://git.kernel.org/stable/c/a743128fca394a43425020a4f287d3168d94d04f
• https://git.kernel.org/stable/c/b32f6bef248562bb5191ada527717ea50b319466
• https://git.kernel.org/stable/c/b63bc2db244c1b57e36f16ea5f2a1becda413f68
• https://git.kernel.org/stable/c/d1d912e7f82d7216ba4e266048ec1d1f5ea93839
• https://git.kernel.org/stable/c/d8e410315ad393b23520b5db0706be853589c548
• https://git.kernel.org/stable/c/df49908f3c52d211aea5e2a14a93bbe67a2cb3af
• https://git.kernel.org/stable/c/e0f5c962c066e769c187f037fedc883f8abd4e82