From 40e2e5c38ec35375d18c8e7d49cd0f1f1d31d4bd Mon Sep 17 00:00:00 2001
From: marco <49691247+marcoSchr@users.noreply.github.com>
Date: Sat, 8 Feb 2025 19:02:36 +0100
Subject: [PATCH] NVM: fixed bound check error in nvm_getDesc()

---
 platform/drivers/NVM/nvmem_GDx.c      | 2 +-
 platform/drivers/NVM/nvmem_MDx.c      | 2 +-
 platform/drivers/NVM/nvmem_linux.c    | 2 +-
 platform/drivers/NVM/nvmem_ttwrplus.c | 2 +-
 4 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/platform/drivers/NVM/nvmem_GDx.c b/platform/drivers/NVM/nvmem_GDx.c
index 40dd3cb8..ecf2fab7 100644
--- a/platform/drivers/NVM/nvmem_GDx.c
+++ b/platform/drivers/NVM/nvmem_GDx.c
@@ -134,7 +134,7 @@ void nvm_terminate()
 
 const struct nvmDescriptor *nvm_getDesc(const size_t index)
 {
-    if(index > 2)
+    if(index >= ARRAY_SIZE(nvmDevices))
         return NULL;
 
     return &nvmDevices[index];
diff --git a/platform/drivers/NVM/nvmem_MDx.c b/platform/drivers/NVM/nvmem_MDx.c
index 10597c88..f49745d2 100644
--- a/platform/drivers/NVM/nvmem_MDx.c
+++ b/platform/drivers/NVM/nvmem_MDx.c
@@ -89,7 +89,7 @@ void nvm_terminate()
 
 const struct nvmDescriptor *nvm_getDesc(const size_t index)
 {
-    if(index > 3)
+    if(index >= ARRAY_SIZE(nvmDevices))
         return NULL;
 
     return &nvmDevices[index];
diff --git a/platform/drivers/NVM/nvmem_linux.c b/platform/drivers/NVM/nvmem_linux.c
index f0a64621..e79a679e 100644
--- a/platform/drivers/NVM/nvmem_linux.c
+++ b/platform/drivers/NVM/nvmem_linux.c
@@ -152,7 +152,7 @@ void nvm_terminate()
 
 const struct nvmDescriptor *nvm_getDesc(const size_t index)
 {
-    if(index > 0)
+    if(index >= 0)
         return NULL;
 
     return &stateNvm;
diff --git a/platform/drivers/NVM/nvmem_ttwrplus.c b/platform/drivers/NVM/nvmem_ttwrplus.c
index 3bdc585f..7862b323 100644
--- a/platform/drivers/NVM/nvmem_ttwrplus.c
+++ b/platform/drivers/NVM/nvmem_ttwrplus.c
@@ -46,7 +46,7 @@ void nvm_terminate()
 
 const struct nvmDescriptor *nvm_getDesc(const size_t index)
 {
-    if(index > 0)
+    if(index >= 0)
         return NULL;
 
     return &nvMemory;