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[PULL 10/60] semihosting: Adjust error checking in common_semi_cb
From: |
Richard Henderson |
Subject: |
[PULL 10/60] semihosting: Adjust error checking in common_semi_cb |
Date: |
Tue, 28 Jun 2022 10:23:13 +0530 |
The err parameter is non-zero if and only if an error occured.
Use this instead of ret == -1 for determining if we need to
update the saved errno.
This fixes the errno setting of SYS_ISTTY, which returns 0 on
error, not -1.
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
semihosting/arm-compat-semi.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/semihosting/arm-compat-semi.c b/semihosting/arm-compat-semi.c
index 9d1f13ea8b..88d6bdeaf2 100644
--- a/semihosting/arm-compat-semi.c
+++ b/semihosting/arm-compat-semi.c
@@ -290,7 +290,7 @@ static target_ulong common_semi_syscall_len;
static void common_semi_cb(CPUState *cs, target_ulong ret, target_ulong err)
{
- if (ret == (target_ulong)-1) {
+ if (err) {
#ifdef CONFIG_USER_ONLY
TaskState *ts = cs->opaque;
ts->swi_errno = err;
--
2.34.1
- [PULL 00/60] semihosting patch queue, Richard Henderson, 2022/06/28
- [PULL 01/60] semihosting: Move exec/softmmu-semi.h to semihosting/softmmu-uaccess.h, Richard Henderson, 2022/06/28
- [PULL 02/60] semihosting: Return failure from softmmu-uaccess.h functions, Richard Henderson, 2022/06/28
- [PULL 04/60] semihosting: Move softmmu-uaccess.h functions out of line, Richard Henderson, 2022/06/28
- [PULL 05/60] accel/stubs: Add tcg stub for probe_access_flags, Richard Henderson, 2022/06/28
- [PULL 03/60] semihosting: Improve condition for config.c and console.c, Richard Henderson, 2022/06/28
- [PULL 06/60] semihosting: Add target_strlen for softmmu-uaccess.h, Richard Henderson, 2022/06/28
- [PULL 07/60] semihosting: Simplify softmmu_lock_user_string, Richard Henderson, 2022/06/28
- [PULL 08/60] semihosting: Split out guestfd.c, Richard Henderson, 2022/06/28
- [PULL 09/60] semihosting: Inline set_swi_errno into common_semi_cb, Richard Henderson, 2022/06/28
- [PULL 10/60] semihosting: Adjust error checking in common_semi_cb,
Richard Henderson <=
- [PULL 11/60] semihosting: Clean up common_semi_flen_cb, Richard Henderson, 2022/06/28
- [PULL 12/60] semihosting: Clean up common_semi_open_cb, Richard Henderson, 2022/06/28
- [PULL 13/60] semihosting: Return void from do_common_semihosting, Richard Henderson, 2022/06/28
- [PULL 14/60] semihosting: Move common-semi.h to include/semihosting/, Richard Henderson, 2022/06/28
- [PULL 15/60] semihosting: Remove GDB_O_BINARY, Richard Henderson, 2022/06/28
- [PULL 16/60] include/exec: Move gdb open flags to gdbstub.h, Richard Henderson, 2022/06/28
- [PULL 17/60] include/exec: Move gdb_stat and gdb_timeval to gdbstub.h, Richard Henderson, 2022/06/28
- [PULL 19/60] gdbstub: Convert GDB error numbers to host error numbers, Richard Henderson, 2022/06/28
- [PULL 22/60] semihosting: Split common_semi_flen_buf per target, Richard Henderson, 2022/06/28
- [PULL 18/60] include/exec: Define errno values in gdbstub.h, Richard Henderson, 2022/06/28