[ Sasha's backport helper bot ]
Hi,
Found matching upstream commit: f7d306b47a24367302bd4fe846854e07752ffcd9
WARNING: Author mismatch between patch and found commit: Backport author: "=?UTF-8?q?Beno=C3=AEt=20Sevens?=" bsevens@google.com Commit author: Dan Carpenter dan.carpenter@linaro.org
Status in newer kernel trees: 6.12.y | Present (different SHA1: 7f1292f8d4d6) 6.6.y | Not found
Note: The patch differs from the upstream commit: --- 1: f7d306b47a24 ! 1: 5164cdff6b91 ALSA: usb-audio: Fix a DMA to stack memory bug @@ Commit message Signed-off-by: Dan Carpenter dan.carpenter@linaro.org Link: https://patch.msgid.link/60e3aa09-039d-46d2-934c-6f123026c2eb@stanley.mounta... Signed-off-by: Takashi Iwai tiwai@suse.de + (cherry picked from commit f7d306b47a24367302bd4fe846854e07752ffcd9) + Signed-off-by: Benoît Sevens bsevens@google.com
## sound/usb/quirks.c ## @@ sound/usb/quirks.c: int snd_usb_create_quirk(struct snd_usb_audio *chip, @@ sound/usb/quirks.c: static int snd_usb_mbox2_boot_quirk(struct usb_device *dev)
err = usb_reset_configuration(dev); if (err < 0) -@@ sound/usb/quirks.c: static void mbox3_setup_defaults(struct usb_device *dev) +@@ sound/usb/quirks.c: static void mbox3_setup_48_24_magic(struct usb_device *dev) static int snd_usb_mbox3_boot_quirk(struct usb_device *dev) { struct usb_host_config *config = dev->actconfig; @@ sound/usb/quirks.c: static void mbox3_setup_defaults(struct usb_device *dev)
@@ sound/usb/quirks.c: static int snd_usb_mbox3_boot_quirk(struct usb_device *dev)
- dev_dbg(&dev->dev, "MBOX3: device initialised!\n"); + dev_dbg(&dev->dev, "device initialised!\n");
+ new_device_descriptor = kmalloc(sizeof(*new_device_descriptor), GFP_KERNEL); + if (!new_device_descriptor) @@ sound/usb/quirks.c: static int snd_usb_mbox3_boot_quirk(struct usb_device *dev) - &new_device_descriptor, sizeof(new_device_descriptor)); + new_device_descriptor, sizeof(*new_device_descriptor)); if (err < 0) - dev_dbg(&dev->dev, "MBOX3: error usb_get_descriptor: %d\n", err); + dev_dbg(&dev->dev, "error usb_get_descriptor: %d\n", err); - if (new_device_descriptor.bNumConfigurations > dev->descriptor.bNumConfigurations) + if (new_device_descriptor->bNumConfigurations > dev->descriptor.bNumConfigurations) - dev_dbg(&dev->dev, "MBOX3: error too large bNumConfigurations: %d\n", + dev_dbg(&dev->dev, "error too large bNumConfigurations: %d\n", - new_device_descriptor.bNumConfigurations); + new_device_descriptor->bNumConfigurations); else ---
Results of testing on various branches:
| Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-6.6.y | Success | Success |