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authorPhil Carmody <ext-phil.2.carmody@nokia.com>2011-07-14 08:07:13 -0400
committerJiri Kosina <jkosina@suse.cz>2011-07-21 08:10:00 -0400
commit497888cf69bf607ac1fe061a6437e0a670b0022f (patch)
treeac0897eff214f09c89d5f4fbc3c03ef9d010a83c /arch/sparc/include/asm
parent06b72d06d6b182bdaaaec686dbd8b602949521ee (diff)
treewide: fix potentially dangerous trailing ';' in #defined values/expressions
All these are instances of #define NAME value; or #define NAME(params_opt) value; These of course fail to build when used in contexts like if(foo $OP NAME) while(bar $OP NAME) and may silently generate the wrong code in contexts such as foo = NAME + 1; /* foo = value; + 1; */ bar = NAME - 1; /* bar = value; - 1; */ baz = NAME & quux; /* baz = value; & quux; */ Reported on comp.lang.c, Message-ID: <ab0d55fe-25e5-482b-811e-c475aa6065c3@c29g2000yqd.googlegroups.com> Initial analysis of the dangers provided by Keith Thompson in that thread. There are many more instances of more complicated macros having unnecessary trailing semicolons, but this pile seems to be all of the cases of simple values suffering from the problem. (Thus things that are likely to be found in one of the contexts above, more complicated ones aren't.) Signed-off-by: Phil Carmody <ext-phil.2.carmody@nokia.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'arch/sparc/include/asm')
-rw-r--r--arch/sparc/include/asm/elf_64.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h
index e67880381b84..cfa9cd2e5519 100644
--- a/arch/sparc/include/asm/elf_64.h
+++ b/arch/sparc/include/asm/elf_64.h
@@ -186,7 +186,7 @@ static inline unsigned int sparc64_elf_hwcap(void)
186 return cap; 186 return cap;
187} 187}
188 188
189#define ELF_HWCAP sparc64_elf_hwcap(); 189#define ELF_HWCAP sparc64_elf_hwcap()
190 190
191/* This yields a string that ld.so will use to load implementation 191/* This yields a string that ld.so will use to load implementation
192 specific libraries for optimization. This is more specific in 192 specific libraries for optimization. This is more specific in