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| author | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-06-20 08:51:56 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-06-20 08:51:56 -0300 |
| commit | ff6ccad361df4dfda42b60897cb7e55b3ba13439 (patch) | |
| tree | 69ddf7ec947d47409291a01d54827ce0384c598b /drivers/media/cec/cec-api.c | |
| parent | 3bd30b24efa6b3339e4344a7db39e594f06d5128 (diff) | |
| parent | 41f1830f5a7af77cf5c86359aba3cbd706687e52 (diff) | |
Merge tag 'v4.12-rc6' into patchwork
Linux 4.12-rc6
* tag 'v4.12-rc6': (813 commits)
Linux 4.12-rc6
mm: larger stack guard gap, between vmas
virtio_balloon: disable VIOMMU support
mm: correct the comment when reclaimed pages exceed the scanned pages
userfaultfd: shmem: handle coredumping in handle_userfault()
mm: numa: avoid waiting on freed migrated pages
swap: cond_resched in swap_cgroup_prepare()
mm/memory-failure.c: use compound_head() flags for huge pages
perf unwind: Report module before querying isactivation in dwfl unwind
fs: pass on flags in compat_writev
objtool: Add fortify_panic as __noreturn function
powerpc/debug: Add missing warn flag to WARN_ON's non-builtin path
USB: gadgetfs, dummy-hcd, net2280: fix locking for callbacks
drm: mxsfb_crtc: Reset the eLCDIF controller
drm/mgag200: Fix to always set HiPri for G200e4 V2
i2c: ismt: fix wrong device address when unmap the data buffer
i2c: rcar: use correct length when unmapping DMA
powerpc/xive: Fix offset for store EOI MMIOs
drm/tegra: Correct idr_alloc() minimum id
drm/tegra: Fix lockup on a use of staging API
...
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/cec/cec-api.c')
| -rw-r--r-- | drivers/media/cec/cec-api.c | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/drivers/media/cec/cec-api.c b/drivers/media/cec/cec-api.c index 1359c3977101..f7eb4c54a354 100644 --- a/drivers/media/cec/cec-api.c +++ b/drivers/media/cec/cec-api.c @@ -272,16 +272,10 @@ static long cec_receive(struct cec_adapter *adap, struct cec_fh *fh, bool block, struct cec_msg __user *parg) { struct cec_msg msg = {}; - long err = 0; + long err; if (copy_from_user(&msg, parg, sizeof(msg))) return -EFAULT; - mutex_lock(&adap->lock); - if (!adap->is_configured && fh->mode_follower < CEC_MODE_MONITOR) - err = -ENONET; - mutex_unlock(&adap->lock); - if (err) - return err; err = cec_receive_msg(fh, &msg, block); if (err) |