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core: include: Fix cert_c defect

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Signed index may evaluate to an address that could be at negative
offset of an array. Use unsigned indexing.

CID 479265
CID 452753

Bug 3512545

Change-Id: Iaae22838305aeeafb3ebaecc497fe1556749c5c2
Signed-off-by: Prateek Patel <prpatel@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvidia/+/2701054
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: svc-mobile-coverity <svc-mobile-coverity@nvidia.com>
Reviewed-by: svc-mobile-cert <svc-mobile-cert@nvidia.com>
Reviewed-by: svc_kernel_abi <svc_kernel_abi@nvidia.com>
Reviewed-by: Chris Dragan <kdragan@nvidia.com>
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
GVS: Gerrit_Virtual_Submit
This commit is contained in:
Prateek Patel
2022-04-18 05:56:40 +00:00
committed by Laxman Dewangan
parent c7fe179f62
commit 86c8a8033d
1 changed files with 9 additions and 1 deletions
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10
drivers/misc/mods/mods_tegradc.c
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@@ -88,7 +88,15 @@ int esc_mods_tegra_dc_config_possible(struct mods_client *client,
}
for (i = 0; i < args->win_num; i++) {
int idx = args->windows[i].index;
unsigned int idx;
if (args->windows[i].index < 0) {
cl_debug(DEBUG_TEGRADC,
"invalid index %d for win %d\n",
i, args->windows[i].index);
return -EINVAL;
}
idx = (unsigned int)args->windows[i].index;
if (args->windows[i].flags &
MODS_TEGRA_DC_WINDOW_FLAG_ENABLED) {