Firmware/opensbi
8
0
Fork 0
forked from Mirrors/opensbi
Code Pull Requests Activity

lib: sbi: sbi_ecall: Check the range of SBI error

Browse Source 
We should also check if the return error code is greater than 0
(SBI_SUCCESS), as this is an invalid error.

Signed-off-by: Yu Chien Peter Lin <peterlin@andestech.com>
Reviewed-by: Xiang W <wxjstz@126.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
This commit is contained in:
Yu Chien Peter Lin
2023-02-22 10:48:54 +08:00
committed by Anup Patel
parent 2491242282
commit 67b2a40892
1 changed files with 1 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
lib/sbi/sbi_ecall.c
View File

@@ -120,7 +120,7 @@ int sbi_ecall_handler(struct sbi_trap_regs *regs)
trap.epc = regs->mepc;
sbi_trap_redirect(regs, &trap);
} else {
if (ret < SBI_LAST_ERR) {
if (ret < SBI_LAST_ERR || SBI_SUCCESS < ret) {
sbi_printf("%s: Invalid error %d for ext=0x%lx "
"func=0x%lx\n", __func__, ret,
extension_id, func_id);