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author | Tomas Winkler <tomas.winkler@intel.com> | 2013-06-23 09:37:00 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-24 16:32:30 -0700 |
commit | 4dfaa9f7020b1ff4bf87899f4797d2efd76e80fd (patch) | |
tree | a6db3402c8dcf1604e7522b27431e8b026af1e16 /drivers/misc | |
parent | 21767546e955c3c1705387ca4548db812382fe08 (diff) | |
download | linux-stable-4dfaa9f7020b1ff4bf87899f4797d2efd76e80fd.tar.gz linux-stable-4dfaa9f7020b1ff4bf87899f4797d2efd76e80fd.tar.bz2 linux-stable-4dfaa9f7020b1ff4bf87899f4797d2efd76e80fd.zip |
mei: do not override a client writing state when buffering
when we buffer write request we should not switch to
MEI_WRITING since this will override MEI_WRITE_COMPLETE
state of preceding write
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc')
-rw-r--r-- | drivers/misc/mei/client.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/misc/mei/client.c b/drivers/misc/mei/client.c index 788f6478b4ab..11a465a25896 100644 --- a/drivers/misc/mei/client.c +++ b/drivers/misc/mei/client.c @@ -731,7 +731,9 @@ int mei_cl_irq_write_complete(struct mei_cl *cl, struct mei_cl_cb *cb, } cl->status = 0; + cl->writing_state = MEI_WRITING; cb->buf_idx += mei_hdr.length; + if (mei_hdr.msg_complete) { if (mei_cl_flow_ctrl_reduce(cl)) return -ENODEV; @@ -783,7 +785,6 @@ int mei_cl_write(struct mei_cl *cl, struct mei_cl_cb *cb, bool blocking) cb->buf_idx = 0; /* unseting complete will enqueue the cb for write */ mei_hdr.msg_complete = 0; - cl->writing_state = MEI_WRITING; rets = buf->size; goto out; } |