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authorWANG Cong <xiyou.wangcong@gmail.com>2008-02-05 09:30:35 +0300
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2008-02-05 20:44:24 +0300
commitc9a3072d13e4b8a6549ecc1db6390a55c7ee2ddf (patch)
tree7b3eee2e8b71d844b27ed6a1c8d852915934e7f9 /arch/um/os-Linux/signal.c
parent4d18de45fa921600e1b3770c3a7cb106ab48cd9d (diff)
downloadlinux-c9a3072d13e4b8a6549ecc1db6390a55c7ee2ddf.tar.xz
uml: code tidying under arch/um/os-Linux
This patch contains varied fixes and improvements for some files under arch/um/os-Linux/, such as a typo fix in a perror message, a missing argument fix for a printf, some constifying for pointers and so on. [ jdike - made sigprocmask failure return -errno instead of -1 ] Signed-off-by: WANG Cong <xiyou.wangcong@gmail.com> Signed-off-by: Jeff Dike <jdike@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um/os-Linux/signal.c')
-rw-r--r--arch/um/os-Linux/signal.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c
index e9800b0b5689..37302e86fda0 100644
--- a/arch/um/os-Linux/signal.c
+++ b/arch/um/os-Linux/signal.c
@@ -183,7 +183,8 @@ int change_sig(int signal, int on)
sigemptyset(&sigset);
sigaddset(&sigset, signal);
- sigprocmask(on ? SIG_UNBLOCK : SIG_BLOCK, &sigset, &old);
+ if (sigprocmask(on ? SIG_UNBLOCK : SIG_BLOCK, &sigset, &old) < 0)
+ return -errno;
return !sigismember(&old, signal);
}