[PATCH 1/2] stm32mp1: spl: Fix compilation warnings
Patrice Chotard
patrice.chotard at foss.st.com
Tue Jun 11 11:52:38 CEST 2024
Fix the following compilation warnings :
../arch/arm/mach-stm32mp/stm32mp1/spl.c: In function 'stm32_init_tzc_for_optee':
../arch/arm/mach-stm32mp/stm32mp1/spl.c:148:37: warning: 'optee_size' may be used uninitialized [-Wmaybe-uninitialized]
148 | tee_shmem_base = optee_base + optee_size - CFG_SHMEM_SIZE;
| ~~~~~~~~~~~^~~~~~~~~~~~
../arch/arm/mach-stm32mp/stm32mp1/spl.c:137:30: note: 'optee_size' was declared here
137 | uint32_t optee_base, optee_size, tee_shmem_base;
| ^~~~~~~~~~
../arch/arm/mach-stm32mp/stm32mp1/spl.c:148:37: warning: 'optee_base' may be used
uninitialized [-Wmaybe-uninitialized]
148 | tee_shmem_base = optee_base + optee_size - CFG_SHMEM_SIZE;
| ~~~~~~~~~~~^~~~~~~~~~~~
../arch/arm/mach-stm32mp/stm32mp1/spl.c:137:18: note: 'optee_base' was declared here
137 | uint32_t optee_base, optee_size, tee_shmem_base;
| ^~~~~~~~~~
Fix also the following checkpatch "check" :
CHECK: Prefer kernel type 'u32' over 'uint32_t'
37: FILE: arch/arm/mach-stm32mp/stm32mp1/spl.c:137:
+ uint32_t optee_base = 0, optee_size = 0, tee_shmem_base;
Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
---
arch/arm/mach-stm32mp/stm32mp1/spl.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-stm32mp/stm32mp1/spl.c b/arch/arm/mach-stm32mp/stm32mp1/spl.c
index 6c79259b2c8..10abbed87f0 100644
--- a/arch/arm/mach-stm32mp/stm32mp1/spl.c
+++ b/arch/arm/mach-stm32mp/stm32mp1/spl.c
@@ -134,7 +134,7 @@ void stm32_init_tzc_for_optee(void)
{
const uint32_t dram_size = stm32mp_get_dram_size();
const uintptr_t dram_top = STM32_DDR_BASE + (dram_size - 1);
- uint32_t optee_base, optee_size, tee_shmem_base;
+ u32 optee_base = 0, optee_size = 0, tee_shmem_base;
const uintptr_t tzc = STM32_TZC_BASE;
int ret;
--
2.25.1
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