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[Qemu-devel] [PATCH v2] 9p: Convert use of atoi to qemu_strtoi to allow
From: |
Nia Alarie |
Subject: |
[Qemu-devel] [PATCH v2] 9p: Convert use of atoi to qemu_strtoi to allow error checking |
Date: |
Mon, 12 Mar 2018 15:33:44 +0000 |
Signed-off-by: Nia Alarie <address@hidden>
---
hw/9pfs/9p.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index 48fa48e720..254385dfa4 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -15,6 +15,7 @@
#include <glib/gprintf.h>
#include "hw/virtio/virtio.h"
#include "qapi/error.h"
+#include "qemu/cutils.h"
#include "qemu/error-report.h"
#include "qemu/iov.h"
#include "qemu/sockets.h"
@@ -2213,8 +2214,14 @@ static void coroutine_fn v9fs_create(void *opaque)
}
v9fs_path_copy(&fidp->path, &path);
} else if (perm & P9_STAT_MODE_LINK) {
- int32_t ofid = atoi(extension.data);
- V9fsFidState *ofidp = get_fid(pdu, ofid);
+ int ofid;
+ V9fsFidState *ofidp;
+
+ if (qemu_strtoi(extension.data, NULL, 10, &ofid)) {
+ err = -EINVAL;
+ goto out;
+ }
+ ofidp = get_fid(pdu, (int32_t)ofid);
if (ofidp == NULL) {
err = -EINVAL;
goto out;
--
2.16.2
- [Qemu-devel] [PATCH v2] 9p: Convert use of atoi to qemu_strtoi to allow error checking,
Nia Alarie <=