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s390/iucv: Convert sprintf/snprintf to scnprintf

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Convert sprintf/snprintf calls to scnprintf to better align with the
kernel development community practices [1].

Link: https://lwn.net/Articles/69419 [1]
Reviewed-by: Alexandra Winter <wintera@linux.ibm.com>
Signed-off-by: Aswin Karuvally <aswin@linux.ibm.com>
Signed-off-by: Alexandra Winter <wintera@linux.ibm.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20251017094954.1402684-1-wintera@linux.ibm.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Aswin Karuvally
2025-10-17 11:49:54 +02:00
committed by Jakub Kicinski
parent baa515ef82
commit 38516e3fa4
3 changed files with 9 additions and 7 deletions
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7
drivers/s390/net/smsgiucv_app.c
View File

@@ -88,9 +88,10 @@ static struct smsg_app_event *smsg_app_event_alloc(const char *from,
ev->envp[3] = NULL;
/* setting up environment: sender, prefix name, and message text */
snprintf(ev->envp[0], ENV_SENDER_LEN, ENV_SENDER_STR "%s", from);
snprintf(ev->envp[1], ENV_PREFIX_LEN, ENV_PREFIX_STR "%s", SMSG_PREFIX);
snprintf(ev->envp[2], ENV_TEXT_LEN(msg), ENV_TEXT_STR "%s", msg);
scnprintf(ev->envp[0], ENV_SENDER_LEN, ENV_SENDER_STR "%s", from);
scnprintf(ev->envp[1], ENV_PREFIX_LEN, ENV_PREFIX_STR "%s",
SMSG_PREFIX);
scnprintf(ev->envp[2], ENV_TEXT_LEN(msg), ENV_TEXT_STR "%s", msg);
return ev;
}

7
net/iucv/af_iucv.c
View File

@@ -553,10 +553,11 @@ static void __iucv_auto_name(struct iucv_sock *iucv)
{
char name[12];
sprintf(name, "%08x", atomic_inc_return(&iucv_sk_list.autobind_name));
scnprintf(name, sizeof(name),
"%08x", atomic_inc_return(&iucv_sk_list.autobind_name));
while (__iucv_get_sock_by_name(name)) {
sprintf(name, "%08x",
atomic_inc_return(&iucv_sk_list.autobind_name));
scnprintf(name, sizeof(name), "%08x",
atomic_inc_return(&iucv_sk_list.autobind_name));
}
memcpy(iucv->src_name, name, 8);
}

2
net/iucv/iucv.c
View File

@@ -95,7 +95,7 @@ struct device *iucv_alloc_device(const struct attribute_group **attrs,
if (!dev)
goto out_error;
va_start(vargs, fmt);
vsnprintf(buf, sizeof(buf), fmt, vargs);
vscnprintf(buf, sizeof(buf), fmt, vargs);
rc = dev_set_name(dev, "%s", buf);
va_end(vargs);
if (rc)