summaryrefslogtreecommitdiff
path: root/drivers/ptp/ptp_chardev.c
diff options
context:
space:
mode:
authorTakashi Iwai <tiwai@suse.de>2025-12-01 16:25:31 +0100
committerTakashi Iwai <tiwai@suse.de>2025-12-01 16:25:31 +0100
commit72987d2ddc7e4d883d23be87eb858a003b81e2e0 (patch)
tree9d7120886e71d3ec864f8967e3f25c7bcae6bcd9 /drivers/ptp/ptp_chardev.c
parentb72a6ddf6af225957d4b36f858d2a67b2e31fab6 (diff)
parent324f3e03e8a85931ce0880654e3c3eb38b0f0bba (diff)
Merge branch 'for-linus' into for-next
Pull remaining 6.18-devel changes. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'drivers/ptp/ptp_chardev.c')
-rw-r--r--drivers/ptp/ptp_chardev.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/ptp/ptp_chardev.c b/drivers/ptp/ptp_chardev.c
index 8106eb617c8c..c61cf9edac48 100644
--- a/drivers/ptp/ptp_chardev.c
+++ b/drivers/ptp/ptp_chardev.c
@@ -561,10 +561,14 @@ long ptp_ioctl(struct posix_clock_context *pccontext, unsigned int cmd,
return ptp_mask_en_single(pccontext->private_clkdata, argptr);
case PTP_SYS_OFFSET_PRECISE_CYCLES:
+ if (!ptp->has_cycles)
+ return -EOPNOTSUPP;
return ptp_sys_offset_precise(ptp, argptr,
ptp->info->getcrosscycles);
case PTP_SYS_OFFSET_EXTENDED_CYCLES:
+ if (!ptp->has_cycles)
+ return -EOPNOTSUPP;
return ptp_sys_offset_extended(ptp, argptr,
ptp->info->getcyclesx64);
default: