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authorTerje Bergstrom <tbergstrom@nvidia.com>2013-05-29 14:26:02 +0400
committerThierry Reding <thierry.reding@gmail.com>2013-06-22 14:43:52 +0400
commit64c173d3a2bb367c901f1f0a66c1d4e338d8cb2c (patch)
treee895a5cbf3488498df3bf65463e540208b9d9406 /drivers/gpu/host1x
parent604faa7dcf772ea4d13f89f0c3cc642b15cc4f45 (diff)
downloadlinux-64c173d3a2bb367c901f1f0a66c1d4e338d8cb2c.tar.xz
gpu: host1x: Check INCR opcode correctly
The firewall code used a wrong loop condition (pointer to a structure) while checking INCR opcode. This patch fixes the code to use correct loop condition (number of words remaining). Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com> Signed-off-by: Arto Merilainen <amerilainen@nvidia.com> Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
Diffstat (limited to 'drivers/gpu/host1x')
-rw-r--r--drivers/gpu/host1x/job.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/host1x/job.c b/drivers/gpu/host1x/job.c
index f665d679031c..2974ac8d70a7 100644
--- a/drivers/gpu/host1x/job.c
+++ b/drivers/gpu/host1x/job.c
@@ -330,7 +330,7 @@ static int check_incr(struct host1x_firewall *fw)
u32 count = fw->count;
u32 reg = fw->reg;
- while (fw) {
+ while (count) {
if (fw->words == 0)
return -EINVAL;