6.13-stable review patch. If anyone has any objections, please let me know.
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From: Wentao Liang vulab@iscas.ac.cn
[ Upstream commit be382372d55d65b5c7e5a523793ca5e403f8c595 ]
Add error handling for the gb_greybus_init(bg) function call during the firmware reflash process to maintain consistency in error handling throughout the codebase. If initialization fails, log an error and return FW_UPLOAD_ERR_RW_ERROR.
Fixes: 0cf7befa3ea2 ("greybus: gb-beagleplay: Add firmware upload API") Signed-off-by: Wentao Liang vulab@iscas.ac.cn Reviewed-by: Ayush Singh ayush@beagleboard.org Link: https://lore.kernel.org/r/20250120140547.1460-1-vulab@iscas.ac.cn Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/greybus/gb-beagleplay.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/greybus/gb-beagleplay.c b/drivers/greybus/gb-beagleplay.c index 473ac3f2d3821..da31f1131afca 100644 --- a/drivers/greybus/gb-beagleplay.c +++ b/drivers/greybus/gb-beagleplay.c @@ -912,7 +912,9 @@ static enum fw_upload_err cc1352_prepare(struct fw_upload *fw_upload, cc1352_bootloader_reset(bg); WRITE_ONCE(bg->flashing_mode, false); msleep(200); - gb_greybus_init(bg); + if (gb_greybus_init(bg) < 0) + return dev_err_probe(&bg->sd->dev, FW_UPLOAD_ERR_RW_ERROR, + "Failed to initialize greybus"); gb_beagleplay_start_svc(bg); return FW_UPLOAD_ERR_FW_INVALID; }