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2020-03-12cifs_atomic_open(): fix double-put on late allocation failureAl Viro
several iterations of ->atomic_open() calling conventions ago, we used to need fput() if ->atomic_open() failed at some point after successful finish_open(). Now (since 2016) it's not needed - struct file carries enough state to make fput() work regardless of the point in struct file lifecycle and discarding it on failure exits in open() got unified. Unfortunately, I'd missed the fact that we had an instance of ->atomic_open() (cifs one) that used to need that fput(), as well as the stale comment in finish_open() demanding such late failure handling. Trivially fixed... Fixes: fe9ec8291fca "do_last(): take fput() on error after opening to out:" Cc: stable@kernel.org # v4.7+ Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
2019-07-31docs: fs: porting.rst: fix a broken reference to another docMauro Carvalho Chehab
With all those document shifts, references to documents get broken. Fix one such occurrence at porting.rst. Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>
2019-07-31docs: fs: convert porting to ReSTMauro Carvalho Chehab
This file has its own proper style, except that, after a while, the coding style gets violated and whitespaces are placed on different ways. As Sphinx and ReST are very sentitive to whitespace differences, I had to opt if each entry after required/mandatory/... fields should start with zero spaces or with a tab. I opted to start them all from the zero position, in order to avoid needing to break lines with more than 80 columns, with would make harder for review. Most of the other changes at porting.rst were made to use an unified notation with works nice as a text file while also produce a good html output after being parsed. Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> Signed-off-by: Jonathan Corbet <corbet@lwn.net>