[PATCH][next] drm/amd/display: Fix sizeof arguments in bw_calcs_init()

Gustavo A. R. Silva gustavoars at kernel.org
Mon Mar 22 12:50:50 UTC 2021


The wrong sizeof values are currently being used as arguments to
kzalloc().

Fix this by using the right arguments *dceip and *vbios,
correspondingly.

Addresses-Coverity-ID: 1502901 ("Wrong sizeof argument")
Fixes: fca1e079055e ("drm/amd/display/dc/calcs/dce_calcs: Remove some large variables from the stack")
Signed-off-by: Gustavo A. R. Silva <gustavoars at kernel.org>
---
 drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c b/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c
index 556ecfabc8d2..1244fcb0f446 100644
--- a/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c
+++ b/drivers/gpu/drm/amd/display/dc/calcs/dce_calcs.c
@@ -2051,11 +2051,11 @@ void bw_calcs_init(struct bw_calcs_dceip *bw_dceip,
 
 	enum bw_calcs_version version = bw_calcs_version_from_asic_id(asic_id);
 
-	dceip = kzalloc(sizeof(dceip), GFP_KERNEL);
+	dceip = kzalloc(sizeof(*dceip), GFP_KERNEL);
 	if (!dceip)
 		return;
 
-	vbios = kzalloc(sizeof(vbios), GFP_KERNEL);
+	vbios = kzalloc(sizeof(*vbios), GFP_KERNEL);
 	if (!vbios) {
 		kfree(dceip);
 		return;
-- 
2.27.0



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