gpu: nvgpu: Skip comparing u32 event_id against < 0

Skip checking of u32 event_id if it's smaller than zero.

Change-Id: I207c244eeff10f294c41a76b53f9393d50a84026
Signed-off-by: Terje Bergstrom <tbergstrom@nvidia.com>
Reviewed-on: http://git-master/r/1249967
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

2 files changed, 2 insertions, 4 deletions

diff --git a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
index 16363cf1..53ed606d 100644
--- a/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/channel_gk20a.c
@@ -3160,8 +3160,7 @@ static int gk20a_channel_event_id_ctrl(struct channel_gk20a *ch,
         int err = 0;
         int fd = -1;
 
-        if (args->event_id < 0 ||
-            args->event_id >= NVGPU_IOCTL_CHANNEL_EVENT_ID_MAX)
+        if (args->event_id >= NVGPU_IOCTL_CHANNEL_EVENT_ID_MAX)
                 return -EINVAL;
 
         if (gk20a_is_channel_marked_as_tsg(ch))
diff --git a/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c b/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c
index 716388ec..133b737e 100644
--- a/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c
+++ b/drivers/gpu/nvgpu/gk20a/tsg_gk20a.c
@@ -314,8 +314,7 @@ static int gk20a_tsg_event_id_ctrl(struct gk20a *g, struct tsg_gk20a *tsg,
         int err = 0;
         int fd = -1;
 
-        if (args->event_id < 0 ||
-            args->event_id >= NVGPU_IOCTL_CHANNEL_EVENT_ID_MAX)
+        if (args->event_id >= NVGPU_IOCTL_CHANNEL_EVENT_ID_MAX)
                 return -EINVAL;
 
         switch (args->cmd) {