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Message-ID: <4DD9BA2F.9000303@zytor.com> Date: Sun, 22 May 2011 18:36:47 -0700 From: "H. Peter Anvin" <hpa@...or.com> To: Eduardo Silva <edsiper@...il.com> CC: Steven Rostedt <rostedt@...dmis.org>, Frederic Weisbecker <fweisbec@...il.com>, Ingo Molnar <mingo@...hat.com>, Thomas Gleixner <tglx@...utronix.de>, x86@...nel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH] kernel: Fix ftrace.c compiler warning when calling ftrace_nop_replace() On 05/22/2011 06:19 PM, Eduardo Silva wrote: > the function ftrace_nop_replace() returns a 'static const unsigned char *' > value, so when the caller perform a direct assignment to a > 'static unsigned char *', the compiler raise the following warning message: > > ftrace.c:308:6: warning: assignment discards qualifiers from pointer target type > ftrace.c:318:6: warning: assignment discards qualifiers from pointer target type > > Adding the proper casts the message goes away. > > Signed-off-by: Eduardo Silva <edsiper@...il.com> This quiets a warning of something that potentially looks like a real bug. Perhaps "new" should be const? -hpa -- H. Peter Anvin, Intel Open Source Technology Center I work for Intel. I don't speak on their behalf. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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