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* [merged] fs-fix-unsigned-enum-warning-with-gcc-42.patch removed from -mm tree
@ 2017-03-10 21:43 akpm
  0 siblings, 0 replies; only message in thread
From: akpm @ 2017-03-10 21:43 UTC (permalink / raw)
  To: arnd, brendan.d.gregg, rmk+kernel, mm-commits


The patch titled
     Subject: include/linux/fs.h: fix unsigned enum warning with gcc-4.2
has been removed from the -mm tree.  Its filename was
     fs-fix-unsigned-enum-warning-with-gcc-42.patch

This patch was dropped because it was merged into mainline or a subsystem tree

------------------------------------------------------
From: Arnd Bergmann <arnd@arndb.de>
Subject: include/linux/fs.h: fix unsigned enum warning with gcc-4.2

With arm-linux-gcc-4.2, almost every file we build in the kernel ends up
with this warning:

include/linux/fs.h:2648: warning: comparison of unsigned expression < 0 is always false

Later versions don't have this problem, but it's easy enough to
work around.

Link: http://lkml.kernel.org/r/20161216105634.235457-12-arnd@arndb.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Russell King <rmk+kernel@armlinux.org.uk>
Cc: Brendan Gregg <brendan.d.gregg@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/fs.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN include/linux/fs.h~fs-fix-unsigned-enum-warning-with-gcc-42 include/linux/fs.h
--- a/include/linux/fs.h~fs-fix-unsigned-enum-warning-with-gcc-42
+++ a/include/linux/fs.h
@@ -2678,7 +2678,7 @@ static const char * const kernel_read_fi
 
 static inline const char *kernel_read_file_id_str(enum kernel_read_file_id id)
 {
-	if (id < 0 || id >= READING_MAX_ID)
+	if ((unsigned)id >= READING_MAX_ID)
 		return kernel_read_file_str[READING_UNKNOWN];
 
 	return kernel_read_file_str[id];
_

Patches currently in -mm which might be from arnd@arndb.de are



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2017-03-10 21:43 [merged] fs-fix-unsigned-enum-warning-with-gcc-42.patch removed from -mm tree akpm

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