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[3/7] lib: sbi: sse: simplify 32bits overflow check

Message ID 20240409100216.263256-4-cleger@rivosinc.com
State New
Headers show
Series lib: sbi: sse: fixes after review | expand

Commit Message

Clément Léger April 9, 2024, 10:02 a.m. UTC 
Rather than checking 32bits overflow with some absolute value, check the
value to be different from the cast itself.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reported-by: Samuel Holland <samuel.holland@sifive.com>
---
 lib/sbi/sbi_sse.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/lib/sbi/sbi_sse.c b/lib/sbi/sbi_sse.c
index d54c125..cd8a539 100644
--- a/lib/sbi/sbi_sse.c
+++ b/lib/sbi/sbi_sse.c
@@ -344,7 +344,7 @@  static int sse_event_set_attr_check(struct sbi_sse_event *e, uint32_t attr_id,
 		break;
 	case SBI_SSE_ATTR_PRIO:
 #if __riscv_xlen > 32
-		if (val > 0xFFFFFFFFUL) {
+		if (val != (uint32_t)val) {
 			ret = SBI_EINVAL;
 			break;
 		}