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path: root/sound/hda/core/ext/controller.c
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2026-09-03ALSA: hda: ext: Clean up links if their initialization failsCezary Rojewski
snd_hdac_ext_bus_get_ml_capabilities() allocates the hlink nodes one-by-one but the procedure may fails due to -ENOMEM in the middle of it. Clean up the list before returning the error code to simply the function usage. Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com> Link: https://patch.msgid.link/20260902081814.1590883-2-cezary.rojewski@intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
2026-02-21Convert 'alloc_obj' family to use the new default GFP_KERNEL argumentLinus Torvalds
This was done entirely with mindless brute force, using git grep -l '\<k[vmz]*alloc_objs*(.*, GFP_KERNEL)' | xargs sed -i 's/\(alloc_objs*(.*\), GFP_KERNEL)/\1)/' to convert the new alloc_obj() users that had a simple GFP_KERNEL argument to just drop that argument. Note that due to the extreme simplicity of the scripting, any slightly more complex cases spread over multiple lines would not be triggered: they definitely exist, but this covers the vast bulk of the cases, and the resulting diff is also then easier to check automatically. For the same reason the 'flex' versions will be done as a separate conversion. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-02-21treewide: Replace kmalloc with kmalloc_obj for non-scalar typesKees Cook
This is the result of running the Coccinelle script from scripts/coccinelle/api/kmalloc_objs.cocci. The script is designed to avoid scalar types (which need careful case-by-case checking), and instead replace kmalloc-family calls that allocate struct or union object instances: Single allocations: kmalloc(sizeof(TYPE), ...) are replaced with: kmalloc_obj(TYPE, ...) Array allocations: kmalloc_array(COUNT, sizeof(TYPE), ...) are replaced with: kmalloc_objs(TYPE, COUNT, ...) Flex array allocations: kmalloc(struct_size(PTR, FAM, COUNT), ...) are replaced with: kmalloc_flex(*PTR, FAM, COUNT, ...) (where TYPE may also be *VAR) The resulting allocations no longer return "void *", instead returning "TYPE *". Signed-off-by: Kees Cook <kees@kernel.org>
2025-08-29ALSA: hda/core: Use guard() for mutex locksTakashi Iwai
Replace the manual mutex lock/unlock pairs with guard(). Only code refactoring, and no behavior change. Signed-off-by: Takashi Iwai <tiwai@suse.de> Link: https://patch.msgid.link/20250827072916.31933-9-tiwai@suse.de
2025-07-11ALSA: hda: Move HD-audio core stuff into sound/hda/coreTakashi Iwai
This is a part of HD-audio code restructuring. Simply move the current code of sound/hda/* into the subdirectory sound/hda/core, so that more stuff can be moved into sound/hda cleanly later. Most of file names with hdac_ and hdac_ext_ prefix are renamed without the prefix, since they can be identified well in the directory name and superfluous. Signed-off-by: Takashi Iwai <tiwai@suse.de> Link: https://patch.msgid.link/20250709160434.1859-3-tiwai@suse.de