From 7f032d6ef6154868a2a5d5f6b2c3f8587292196c Mon Sep 17 00:00:00 2001
From: Joe Perches <joe@perches.com>
Date: Wed, 15 Apr 2015 16:17:54 -0700
Subject: [PATCH] ipc: remove use of seq_printf return value

The seq_printf return value, because it's frequently misused,
will eventually be converted to void.

See: commit 1f33c41c03da ("seq_file: Rename seq_overflow() to
     seq_has_overflowed() and make public")

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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