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(parent: 61b0b49) | patch
drm/vmwgfx: Add a check to handle host message failure
authorSinclair Yeh <syeh@vmware.com>
Wed, 29 Jun 2016 23:31:01 +0000 (16:31 -0700)
committerSinclair Yeh <syeh@vmware.com>
Fri, 1 Jul 2016 17:47:47 +0000 (10:47 -0700)
commitb3beb376138313e274fe63bbc4e9db5ba63cc92f
tree48027336cfde7b01894711086e59caa183156594tree | snapshot
parent61b0b49c2bd374e9af1dba448c5d627d2f6c3c42commit | diff
drm/vmwgfx: Add a check to handle host message failure

Discovered by static code analysis tool.  If for some reason communication
with the host fails more than preset number of retries, return an error
instead of return garbage.

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Reviewed-by: Charmaine Lee <charmainel@vmware.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
drivers/gpu/drm/vmwgfx/vmwgfx_msg.c diff | blob | history
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