From 30c9dbf3174e75e8c721aa2c7d47bf8fcd40d8cb Mon Sep 17 00:00:00 2001 From: Ioana Radulescu Date: Thu, 15 Jun 2017 03:55:06 -0500 Subject: staging: fsl-mc/dpio: Propagate error code dpaa2_io_service_register() returns zero even if qbman_swp_CDAN_set() encountered an error. Fix this by propagating the error code so the caller is informed data availability notifications are not properly set for a channel. Signed-off-by: Ioana Radulescu Acked-by: Bogdan Purcareata Signed-off-by: Greg Kroah-Hartman --- drivers/staging/fsl-mc/bus/dpio/dpio-service.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'drivers/staging/fsl-mc') diff --git a/drivers/staging/fsl-mc/bus/dpio/dpio-service.c b/drivers/staging/fsl-mc/bus/dpio/dpio-service.c index 8c45f817c472..f8096828f5b7 100644 --- a/drivers/staging/fsl-mc/bus/dpio/dpio-service.c +++ b/drivers/staging/fsl-mc/bus/dpio/dpio-service.c @@ -260,9 +260,9 @@ int dpaa2_io_service_register(struct dpaa2_io *d, /* Enable the generation of CDAN notifications */ if (ctx->is_cdan) - qbman_swp_CDAN_set_context_enable(d->swp, - (u16)ctx->id, - ctx->qman64); + return qbman_swp_CDAN_set_context_enable(d->swp, + (u16)ctx->id, + ctx->qman64); return 0; } EXPORT_SYMBOL(dpaa2_io_service_register); -- cgit v1.2.3-59-g8ed1b