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authorJeff Dike <jdike@addtoit.com>2006-05-01 23:16:00 +0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-05-02 05:17:44 +0400
commit2ace87b9502d922397cabaf07d73e0b60c480ecf (patch)
treeb354425542c4b2cff20dc20cd65d0e8eeec2c7c4 /arch/um/os-Linux/file.c
parent347b3dc2faf34d63a96b41e3244b743cc72a2aa0 (diff)
downloadlinux-2ace87b9502d922397cabaf07d73e0b60c480ecf.tar.xz
[PATCH] uml: error handling fixes
Blairsorblade noticed some confusion between our use of a system call's return value and errno. This patch fixes a number of related bugs - using errno instead of a return value using a return value instead of errno forgetting to negate a error return to get a positive error code Signed-off-by: Jeff Dike <jdike@addtoit.com> Cc: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/os-Linux/file.c')
-rw-r--r--arch/um/os-Linux/file.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/um/os-Linux/file.c b/arch/um/os-Linux/file.c
index 3bd10deea280..09251338d99e 100644
--- a/arch/um/os-Linux/file.c
+++ b/arch/um/os-Linux/file.c
@@ -171,7 +171,7 @@ int os_sigio_async(int master, int slave)
flags = fcntl(master, F_GETFL);
if(flags < 0)
- return errno;
+ return -errno;
if((fcntl(master, F_SETFL, flags | O_NONBLOCK | O_ASYNC) < 0) ||
(fcntl(master, F_SETOWN, os_getpid()) < 0))