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[PATCH v2 3/5] target/ppc: Add error reporting when opening file fails
From: |
Daniel Henrique Barboza |
Subject: |
[PATCH v2 3/5] target/ppc: Add error reporting when opening file fails |
Date: |
Wed, 6 Jul 2022 16:31:38 -0300 |
From: jianchunfu <jianchunfu@cmss.chinamobile.com>
Add error reporting before return when opening file fails in
kvmppc_read_int_dt().
Signed-off-by: jianchunfu <jianchunfu@cmss.chinamobile.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
[danielhb: use error_setg() instead of fprintf]
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
target/ppc/kvm.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c
index bc17437097..7611e9ccf6 100644
--- a/target/ppc/kvm.c
+++ b/target/ppc/kvm.c
@@ -1896,7 +1896,7 @@ static int kvmppc_find_cpu_dt(char *buf, int buf_len)
return 0;
}
-static uint64_t kvmppc_read_int_dt(const char *filename)
+static uint64_t kvmppc_read_int_dt(const char *filename, Error **errp)
{
union {
uint32_t v32;
@@ -1907,6 +1907,7 @@ static uint64_t kvmppc_read_int_dt(const char *filename)
f = fopen(filename, "rb");
if (!f) {
+ error_setg(errp, "Error opening %s: %s", filename, strerror(errno));
return 0;
}
@@ -1940,7 +1941,7 @@ static uint64_t kvmppc_read_int_cpu_dt(const char
*propname, Error **errp)
}
tmp = g_strdup_printf("%s/%s", buf, propname);
- val = kvmppc_read_int_dt(tmp);
+ val = kvmppc_read_int_dt(tmp, errp);
g_free(tmp);
return val;
--
2.36.1