diff options
author | Breno Leitao <leitao@debian.org> | 2023-07-21 02:21:44 -0700 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2023-07-24 16:06:20 -0700 |
commit | 9f64b6e459d3eee73ca4ea6226653e008d1c1e61 (patch) | |
tree | edbb04abff13958a3d422f956316fe20cf2cbca4 /drivers/net/netconsole.c | |
parent | a097627dcaddb90f55c1780da348bf9b56f6b4bd (diff) | |
download | lwn-9f64b6e459d3eee73ca4ea6226653e008d1c1e61.tar.gz lwn-9f64b6e459d3eee73ca4ea6226653e008d1c1e61.zip |
netconsole: Use sysfs_emit() instead of snprintf()
According to the sysfs.rst documentation, _show() functions should only
use sysfs_emit() instead of snprintf().
Since snprintf() shouldn't be used in the sysfs _show() path, replace it
by sysfs_emit().
Suggested-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Breno Leitao <leitao@debian.org>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/r/20230721092146.4036622-1-leitao@debian.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/netconsole.c')
-rw-r--r-- | drivers/net/netconsole.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c index 31cbe02eda49..a3c53b8c9efc 100644 --- a/drivers/net/netconsole.c +++ b/drivers/net/netconsole.c @@ -260,32 +260,32 @@ static struct netconsole_target *to_target(struct config_item *item) static ssize_t enabled_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", to_target(item)->enabled); + return sysfs_emit(buf, "%d\n", to_target(item)->enabled); } static ssize_t extended_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", to_target(item)->extended); + return sysfs_emit(buf, "%d\n", to_target(item)->extended); } static ssize_t release_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", to_target(item)->release); + return sysfs_emit(buf, "%d\n", to_target(item)->release); } static ssize_t dev_name_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%s\n", to_target(item)->np.dev_name); + return sysfs_emit(buf, "%s\n", to_target(item)->np.dev_name); } static ssize_t local_port_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", to_target(item)->np.local_port); + return sysfs_emit(buf, "%d\n", to_target(item)->np.local_port); } static ssize_t remote_port_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%d\n", to_target(item)->np.remote_port); + return sysfs_emit(buf, "%d\n", to_target(item)->np.remote_port); } static ssize_t local_ip_show(struct config_item *item, char *buf) @@ -293,9 +293,9 @@ static ssize_t local_ip_show(struct config_item *item, char *buf) struct netconsole_target *nt = to_target(item); if (nt->np.ipv6) - return snprintf(buf, PAGE_SIZE, "%pI6c\n", &nt->np.local_ip.in6); + return sysfs_emit(buf, "%pI6c\n", &nt->np.local_ip.in6); else - return snprintf(buf, PAGE_SIZE, "%pI4\n", &nt->np.local_ip); + return sysfs_emit(buf, "%pI4\n", &nt->np.local_ip); } static ssize_t remote_ip_show(struct config_item *item, char *buf) @@ -303,9 +303,9 @@ static ssize_t remote_ip_show(struct config_item *item, char *buf) struct netconsole_target *nt = to_target(item); if (nt->np.ipv6) - return snprintf(buf, PAGE_SIZE, "%pI6c\n", &nt->np.remote_ip.in6); + return sysfs_emit(buf, "%pI6c\n", &nt->np.remote_ip.in6); else - return snprintf(buf, PAGE_SIZE, "%pI4\n", &nt->np.remote_ip); + return sysfs_emit(buf, "%pI4\n", &nt->np.remote_ip); } static ssize_t local_mac_show(struct config_item *item, char *buf) @@ -313,12 +313,12 @@ static ssize_t local_mac_show(struct config_item *item, char *buf) struct net_device *dev = to_target(item)->np.dev; static const u8 bcast[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - return snprintf(buf, PAGE_SIZE, "%pM\n", dev ? dev->dev_addr : bcast); + return sysfs_emit(buf, "%pM\n", dev ? dev->dev_addr : bcast); } static ssize_t remote_mac_show(struct config_item *item, char *buf) { - return snprintf(buf, PAGE_SIZE, "%pM\n", to_target(item)->np.remote_mac); + return sysfs_emit(buf, "%pM\n", to_target(item)->np.remote_mac); } /* |