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authorJoe Perches <joe@perches.com>2014-09-30 03:08:25 +0400
committerSteven Rostedt <rostedt@goodmis.org>2014-11-05 22:13:23 +0300
commita3816ab0e8fe542a89a53b82506a8ddac063fbe3 (patch)
treeffbc4ef9fe5deb6c9af3473055e0854078e1c7aa /fs/eventfd.c
parentf365ef9b79f01d69a01134b42fdff251a510b022 (diff)
downloadlinux-a3816ab0e8fe542a89a53b82506a8ddac063fbe3.tar.xz
fs: Convert show_fdinfo functions to void
seq_printf functions shouldn't really check the return value. Checking seq_has_overflowed() occasionally is used instead. Update vfs documentation. Link: http://lkml.kernel.org/p/e37e6e7b76acbdcc3bb4ab2a57c8f8ca1ae11b9a.1412031505.git.joe@perches.com Cc: David S. Miller <davem@davemloft.net> Cc: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Joe Perches <joe@perches.com> [ did a few clean ups ] Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'fs/eventfd.c')
-rw-r--r--fs/eventfd.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/fs/eventfd.c b/fs/eventfd.c
index d6a88e7812f3..4b0a226024fa 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -287,17 +287,14 @@ static ssize_t eventfd_write(struct file *file, const char __user *buf, size_t c
}
#ifdef CONFIG_PROC_FS
-static int eventfd_show_fdinfo(struct seq_file *m, struct file *f)
+static void eventfd_show_fdinfo(struct seq_file *m, struct file *f)
{
struct eventfd_ctx *ctx = f->private_data;
- int ret;
spin_lock_irq(&ctx->wqh.lock);
- ret = seq_printf(m, "eventfd-count: %16llx\n",
- (unsigned long long)ctx->count);
+ seq_printf(m, "eventfd-count: %16llx\n",
+ (unsigned long long)ctx->count);
spin_unlock_irq(&ctx->wqh.lock);
-
- return ret;
}
#endif