From: Denis Efremov <efremov@linux.com>
Date: Fri, 5 Jun 2020 17:37:43 +0000 (+0300)
Subject: drm/amd/display: Use kvfree() to free coeff in build_regamma()
X-Git-Tag: v5.7.6~30
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b89722d873c7544fe74f50b7a26e3f2ae50e32ae;p=thirdparty%2Fkernel%2Fstable.git

drm/amd/display: Use kvfree() to free coeff in build_regamma()

commit 81921a828b94ce2816932c19a5ec74d302972833 upstream.

Use kvfree() instead of kfree() to free coeff in build_regamma()
because the memory is allocated with kvzalloc().

Fixes: e752058b8671 ("drm/amd/display: Optimize gamma calculations")
Cc: stable@vger.kernel.org
Signed-off-by: Denis Efremov <efremov@linux.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
index cac09d500fda9..e89694eb90b4c 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
@@ -843,7 +843,7 @@ static bool build_regamma(struct pwl_float_data_ex *rgb_regamma,
 	pow_buffer_ptr = -1; // reset back to no optimize
 	ret = true;
 release:
-	kfree(coeff);
+	kvfree(coeff);
 	return ret;
 }