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Add vzalloc() and vmalloc() functions to alloc-with-multiplies check in checkpatch.pl #342

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GustavoARSilva opened this issue Sep 12, 2023 · 1 comment
Open

Add vzalloc() and vmalloc() functions to alloc-with-multiplies check in checkpatch.pl #342

GustavoARSilva opened this issue Sep 12, 2023 · 1 comment
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@GustavoARSilva
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Update checkpatch.pl to check for instances of vzalloc()/vmalloc() that could be replaced with their 2-factor multiplication argument form vcalloc()/vmalloc_array (). So, they can be caught before new code is even committed.

Related to:
#187
@GustavoARSilva GustavoARSilva self-assigned this Sep 12, 2023
intel-lab-lkp pushed a commit to intel-lab-lkp/linux that referenced this issue Sep 12, 2023
@GustavoARSilva @intel-lab-lkp
checkpatch: add a couple new alloc functions to alloc with multiplies…
eaa8fc4 
… check

vmalloc() and vzalloc() functions have now 2-factor multiplication
argument forms vmalloc_array() and vcalloc(), correspondingly.

Add alloc-with-multiplies checks for these new functions.

Link: KSPP#342
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
intel-lab-lkp pushed a commit to intel-lab-lkp/linux that referenced this issue Sep 13, 2023
@JoePerches @intel-lab-lkp
checkpatch: Add a couple new alloc functions to alloc with multiplies…
f4107fe 
… check

vmalloc() and vzalloc() functions have now 2-factor multiplication
argument forms vmalloc_array() and vcalloc(), correspondingly.

Add alloc-with-multiplies checks for these new functions.

Simplify the original codes repeated else to use a hash.

Link: KSPP#342

Original-patch-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Link: https://lore.kernel.org/lkml/ZQCaO+tYycDxVLy7@work/
Signed-off-by: Joe Perches <joe@perches.com>
intel-lab-lkp pushed a commit to intel-lab-lkp/linux that referenced this issue Sep 14, 2023
@JoePerches @akpm00
checkpatch: add a couple new alloc functions to alloc with multiplies…
0c1ef3b 
… check

vmalloc() and vzalloc() functions have now 2-factor multiplication
argument forms vmalloc_array() and vcalloc(), correspondingly.

Add alloc-with-multiplies checks for these new functions.

Simplify the original codes repeated else to use a hash.

Link: KSPP#342

Link: https://lore.kernel.org/lkml/ZQCaO+tYycDxVLy7@work/
Link: https://lkml.kernel.org/r/edb667e19211652a32ef6069159bb85dbc3bcdfc.1694636817.git.joe@perches.com
Original-patch-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@canonical.com>
Cc: Dwaipayan Ray <dwaipayanray1@gmail.com>
Cc: Lukas Bulwahn <lukas.bulwahn@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
@kees
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kees commented Feb 7, 2024

Did this get sent upstream? I see the earlier commit 73f1d07, though?

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