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fix: "array out of bounds" error leading to memory corruption

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Fix description
----------------
add missing checks on the index of nor_flash -> lx_nor_flash_extended_cache[i]

Fixes Issue#58

Signed-off-by: Haithem Rahmani <haithem.rahmani@st.com>
This commit is contained in:
Haithem Rahmani
2025-10-22 16:14:04 +01:00
parent 04e385f3d5
commit 7d1ef20acf
1 changed files with 2 additions and 2 deletions
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common/src/lx_nor_flash_extended_cache_enable.c
+2 -2
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@@ -290,7 +290,7 @@ ULONG block_word;
/* Loop through the memory supplied and assign to cache entries. */ /* Loop through the memory supplied and assign to cache entries. */
i = 0; i = 0;
while (cache_size >= LX_NOR_SECTOR_SIZE) while ((cache_size >= LX_NOR_SECTOR_SIZE) && (i < LX_NOR_EXTENDED_CACHE_SIZE))
{ {
/* Setup this cache entry. */ /* Setup this cache entry. */
@@ -309,7 +309,7 @@ ULONG block_word;
} }
/* Save the number of cache entries. */ /* Save the number of cache entries. */
if(i > LX_NOR_EXTENDED_CACHE_SIZE) if(i == LX_NOR_EXTENDED_CACHE_SIZE)
{ {
nor_flash -> lx_nor_flash_extended_cache_entries = LX_NOR_EXTENDED_CACHE_SIZE; nor_flash -> lx_nor_flash_extended_cache_entries = LX_NOR_EXTENDED_CACHE_SIZE;