From: Thomas Gleixner <tglx@linutronix.de>
Date: Sat, 6 Sep 2014 10:18:07 +0000 (+0200)
Subject: compat: nanosleep: Clarify error handling
X-Git-Tag: fixes-v3.17-rc4~12^2~1
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=849151dd5481bc8acb1d287a299b5d6a4ca9f1c3;p=pandora-kernel.git

compat: nanosleep: Clarify error handling

The error handling in compat_sys_nanosleep() is correct, but
completely non obvious. Document it and restrict it to the
-ERESTART_RESTARTBLOCK return value for clarity.

Reported-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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