kernel_samsung_a53x/drivers/usb/gadget/udc
yuan linyu c450c9a048 usb: udc: remove warning when queue disabled ep
commit 2a587a035214fa1b5ef598aea0b81848c5b72e5e upstream.

It is possible trigger below warning message from mass storage function,

WARNING: CPU: 6 PID: 3839 at drivers/usb/gadget/udc/core.c:294 usb_ep_queue+0x7c/0x104
pc : usb_ep_queue+0x7c/0x104
lr : fsg_main_thread+0x494/0x1b3c

Root cause is mass storage function try to queue request from main thread,
but other thread may already disable ep when function disable.

As there is no function failure in the driver, in order to avoid effort
to fix warning, change WARN_ON_ONCE() in usb_ep_queue() to pr_debug().

Suggested-by: Alan Stern <stern@rowland.harvard.edu>
Cc: stable@vger.kernel.org
Signed-off-by: yuan linyu <yuanlinyu@hihonor.com>
Reviewed-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20240315020144.2715575-1-yuanlinyu@hihonor.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2024-11-19 09:22:43 +01:00
..
aspeed-vhub
bdc
amd5536udc.h
amd5536udc_pci.c
at91_udc.c
at91_udc.h
atmel_usba_udc.c
atmel_usba_udc.h
bcm63xx_udc.c
core.c usb: udc: remove warning when queue disabled ep 2024-11-19 09:22:43 +01:00
dummy_hcd.c
fotg210-udc.c
fotg210.h
fsl_mxc_udc.c
fsl_qe_udc.c
fsl_qe_udc.h
fsl_udc_core.c
fsl_usb2_udc.h
fusb300_udc.c
fusb300_udc.h
goku_udc.c
goku_udc.h
gr_udc.c
gr_udc.h
Kconfig
lpc32xx_udc.c
m66592-udc.c
m66592-udc.h
Makefile
max3420_udc.c
mv_u3d.h
mv_u3d_core.c
mv_udc.h
mv_udc_core.c
net2272.c
net2272.h
net2280.c
net2280.h
omap_udc.c
omap_udc.h
pch_udc.c
pxa25x_udc.c
pxa25x_udc.h
pxa27x_udc.c
pxa27x_udc.h
r8a66597-udc.c
r8a66597-udc.h
renesas_usb3.c
s3c-hsudc.c
s3c2410_udc.c
s3c2410_udc.h
s3c2410_udc_regs.h
snps_udc_core.c
snps_udc_plat.c
tegra-xudc.c usb: gadget: tegra-xudc: Fix USB3 PHY retrieval logic 2024-11-19 09:22:34 +01:00
trace.c
trace.h
udc-xilinx.c