linux-kernel - Re: [PATCH] ia64 aliasing-test: fix gcc warnings on non-ia64

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Date:	Wed, 16 Jan 2008 11:05:19 -0700
From:	Bjorn Helgaas <bjorn.helgaas@...com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	akpm <akpm@...ux-foundation.org>
Subject: Re: [PATCH] ia64 aliasing-test: fix gcc warnings on non-ia64

On Tuesday 15 January 2008 05:05:10 pm Randy Dunlap wrote:
> From: Randy Dunlap <randy.dunlap@...cle.com>
> 
> Eliminate all build warnings.  OK, these build warnings are from
> a build on x86_64.  When I build on ia64, I don't see warnings.
> ...
> Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>

Acked-by: Bjorn Helgaas <bjorn.helgaas@...com>

Thanks, Randy.

> ---
>  Documentation/ia64/aliasing-test.c |   15 +++++++++------
>  1 file changed, 9 insertions(+), 6 deletions(-)
> 
> --- linux-2.6.24-rc7.orig/Documentation/ia64/aliasing-test.c
> +++ linux-2.6.24-rc7/Documentation/ia64/aliasing-test.c
> @@ -16,6 +16,7 @@
>  #include <fcntl.h>
>  #include <fnmatch.h>
>  #include <string.h>
> +#include <sys/ioctl.h>
>  #include <sys/mman.h>
>  #include <sys/stat.h>
>  #include <unistd.h>
> @@ -65,7 +66,7 @@ int scan_tree(char *path, char *file, of
>  {
>  	struct dirent **namelist;
>  	char *name, *path2;
> -	int i, n, r, rc, result = 0;
> +	int i, n, r, rc = 0, result = 0;
>  	struct stat buf;
>  
>  	n = scandir(path, &namelist, 0, alphasort);
> @@ -113,7 +114,7 @@ skip:
>  		free(namelist[i]);
>  	}
>  	free(namelist);
> -	return rc;
> +	return result;
>  }
>  
>  char buf[1024];
> @@ -149,7 +150,7 @@ int scan_rom(char *path, char *file)
>  {
>  	struct dirent **namelist;
>  	char *name, *path2;
> -	int i, n, r, rc, result = 0;
> +	int i, n, r, rc = 0, result = 0;
>  	struct stat buf;
>  
>  	n = scandir(path, &namelist, 0, alphasort);
> @@ -180,7 +181,7 @@ int scan_rom(char *path, char *file)
>  			 * important thing is that no MCA happened.
>  			 */
>  			if (rc > 0)
> -				fprintf(stderr, "PASS: %s read %ld bytes\n", path2, rc);
> +				fprintf(stderr, "PASS: %s read %d bytes\n", path2, rc);
>  			else {
>  				fprintf(stderr, "PASS: %s not readable\n", path2);
>  				return rc;
> @@ -201,10 +202,10 @@ skip:
>  		free(namelist[i]);
>  	}
>  	free(namelist);
> -	return rc;
> +	return result;
>  }
>  
> -int main()
> +int main(void)
>  {
>  	int rc;
>  
> @@ -256,4 +257,6 @@ int main()
>  	scan_tree("/proc/bus/pci", "??.?", 0xA0000, 0x20000, 0);
>  	scan_tree("/proc/bus/pci", "??.?", 0xC0000, 0x40000, 1);
>  	scan_tree("/proc/bus/pci", "??.?", 0, 1024*1024, 0);
> +
> +	return rc;
>  }
> 


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