From: Oded Gabbay <oded.gabbay@amd.com>
Date: Thu, 4 Dec 2014 12:09:02 +0000 (+0200)
Subject: amdkfd: Set *buffer_ptr to NULL in case of error
X-Git-Tag: omap-for-v3.19/fixes-rc1~80^2~10^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a550bb3d5313c3d894cac552e13037394ac78fd4;p=pandora-kernel.git

amdkfd: Set *buffer_ptr to NULL in case of error

In function acquire_packet_buffer() we may return -ENOMEM. In that case, we
should set the *buffer_ptr to NULL, so that calling functions which check the
*buffer_ptr value as a criteria for success, will know that
acquire_packet_buffer() failed.

Reviewed-by: Alexey Skidanov <alexey.skidanov@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
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