mirror of https://gitee.com/openkylin/linux.git
686a9488cd
Mauro Carvalho Chehab wrote: > I'm validating if all drivers are behaving equally with respect to the > error codes returned to userspace, and double-checking with the API. > > On almost all places, -EFAULT code is used only to indicate when > copy_from_user/copy_to_user fails. However, firedtv uses a lot of > -EFAULT, where it seems to me that other error codes should be used > instead (like -EIO for bus transfer errors and -EINVAL/-ERANGE for > invalid/out of range parameters). This concerns only the CI (CAM) related code of firedtv of which I know little. Let's just pass through the error returns of lower level I/O code where applicable, and -EACCES (permission denied) when a seemingly valid but negative FCP response or an unknown-to-firedtv CA message is received. Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Cc: Henrik Kurelid <henrik@kurelid.se> Acked-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com> |
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| .. | ||
| Kconfig | ||
| Makefile | ||
| firedtv-avc.c | ||
| firedtv-ci.c | ||
| firedtv-dvb.c | ||
| firedtv-fe.c | ||
| firedtv-fw.c | ||
| firedtv-rc.c | ||
| firedtv.h | ||