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| author | Hans de Goede <hdegoede@redhat.com> | 2024-09-05 16:51:58 +0200 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2024-09-05 16:57:36 +0200 |
| commit | 56d8b784c56588cd40f98e4b1d4f6e29e3cb02b8 (patch) | |
| tree | 5edd10e48440fcbb5a76bbb9b78dc1706b3d5cec /drivers/usb/gadget/function/f_midi2.c | |
| parent | platform/x86: thinkpad_acpi: Fix uninitialized symbol 's' warning (diff) | |
| parent | hwmon: (hp-wmi-sensors) Check if WMI event data exists (diff) | |
| download | linux-56d8b784c56588cd40f98e4b1d4f6e29e3cb02b8.tar.gz linux-56d8b784c56588cd40f98e4b1d4f6e29e3cb02b8.zip | |
Merge tag 'hwmon-for-v6.11-rc7' into review-hans
Merge "hwmon fixes for v6.11-rc7" into review-hans to bring in
commit a54da9df75cd ("hwmon: (hp-wmi-sensors) Check if WMI event
data exists").
This is a dependency for a set of WMI event data refactoring changes.
Diffstat (limited to 'drivers/usb/gadget/function/f_midi2.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_midi2.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/usb/gadget/function/f_midi2.c b/drivers/usb/gadget/function/f_midi2.c index 38e8ed3144f0..3f63253ad3e0 100644 --- a/drivers/usb/gadget/function/f_midi2.c +++ b/drivers/usb/gadget/function/f_midi2.c @@ -642,12 +642,21 @@ static void process_ump_stream_msg(struct f_midi2_ep *ep, const u32 *data) if (format) return; // invalid blk = (*data >> 8) & 0xff; - if (blk >= ep->num_blks) - return; - if (*data & UMP_STREAM_MSG_REQUEST_FB_INFO) - reply_ump_stream_fb_info(ep, blk); - if (*data & UMP_STREAM_MSG_REQUEST_FB_NAME) - reply_ump_stream_fb_name(ep, blk); + if (blk == 0xff) { + /* inquiry for all blocks */ + for (blk = 0; blk < ep->num_blks; blk++) { + if (*data & UMP_STREAM_MSG_REQUEST_FB_INFO) + reply_ump_stream_fb_info(ep, blk); + if (*data & UMP_STREAM_MSG_REQUEST_FB_NAME) + reply_ump_stream_fb_name(ep, blk); + } + } else if (blk < ep->num_blks) { + /* only the specified block */ + if (*data & UMP_STREAM_MSG_REQUEST_FB_INFO) + reply_ump_stream_fb_info(ep, blk); + if (*data & UMP_STREAM_MSG_REQUEST_FB_NAME) + reply_ump_stream_fb_name(ep, blk); + } return; } } |