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path: root/sound/pci/asihpi/hpioctl.c
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2011-07-27ALSA: asihpi - off by one in asihpi_hpi_ioctl()Dan Carpenter1-1/+1
"adapter" is used as an array index in the adapters[] array so the off by one would make us read past the end. 1c073b67979 "ALSA: asihpi - Remove spurious adapter index check" reverted Dan Rosenberg's check that would have prevented the overflow here. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-07-27ALSA: asihpi - bug fix pa use before init.Eliot Blennerhassett1-7/+4
Fixes bug introduced by 1c073b67. Also declare pa local to block in which it is used. Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-07-22ALSA: asihpi - Remove spurious adapter index checkEliot Blennerhassett1-7/+3
Subsystem requests don't have or need a valid adapter index. The adapter index is already checked further on, before it is used to index the adapters array. (Reverts 4a122c10f) Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-04-05ALSA: asihpi: Minor cleanupsEliot Blennerhassett1-6/+3
Remove some unneeded defintions Use %pR to print resources Make some data const Consistent braces for else Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-04-05ALSA: asihpi: Simplify driver unload cleanupEliot Blennerhassett1-26/+28
Replacing subsys_delete_adapter with adapter_delete allows some special-case adapter lookup code to be removed. Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-03-18ALSA: sound/pci/asihpi: check adapter index in hpi_ioctlDan Rosenberg1-0/+5
The user-supplied index into the adapters array needs to be checked, or an out-of-bounds kernel pointer could be accessed and used, leading to potentially exploitable memory corruption. Signed-off-by: Dan Rosenberg <drosenberg@vsecurity.com> Cc: <stable@kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-02-10ALSA: asihpi - Ensure all adapter data is cleared on device removal.Eliot Blennerhassett1-3/+3
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-02-10ALSA: asihpi - Replace adapter list with single item in subsys response.Eliot Blennerhassett1-1/+1
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-02-10ALSA: asihpi - Remove unused subsys pointer from all HPI functions.Eliot Blennerhassett1-1/+1
asihpi.c don't link playback and capture streams, there is too much offset between them. Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2011-02-10ALSA: asihpi - Interrelated HPI tidy up.Eliot Blennerhassett1-39/+36
Remove many unused functions. Update some message and cache structs. Use pci info directly from pci_dev. Allow control cache elements with variable size, and handle large message/response from dsp. hpi6000 and hpi6205: fix error path when adapter bootload fails. hpimsgx.c get rid of code duplicated in hpicmn.c Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-11-22ALSA: sound/pci/asihpi/hpioctl.c: Remove unnecessary casts of pci_get_drvdataJoe Perches1-1/+1
Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-07-29ALSA: asihpi: check return value of get_user()Kulikov Vasiliy1-4/+13
get_user() may fail, if so return -EFAULT. Signed-off-by: Kulikov Vasiliy <segooon@gmail.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-07-06ALSA: asihpi - Use version string instead of printf formattingEliot Blennerhassett1-3/+1
Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
2010-04-22ALSA: Add support of AudioScience ASI boardsEliot Blennerhassett1-0/+484
Added the support of AudioScience ASI boards. The driver has been tested for years on alsa-driver external tree, now finally got merged to the kernel. Signed-off-by: Eliot Blennerhassett <eblennerhassett@audioscience.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>