From 2ace87b9502d922397cabaf07d73e0b60c480ecf Mon Sep 17 00:00:00 2001 From: Jeff Dike Date: Mon, 1 May 2006 12:16:00 -0700 Subject: [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 Cc: Paolo 'Blaisorblade' Giarrusso Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/um/os-Linux/umid.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'arch/um/os-Linux/umid.c') diff --git a/arch/um/os-Linux/umid.c b/arch/um/os-Linux/umid.c index 34bfc1bb9e3..362db059fe3 100644 --- a/arch/um/os-Linux/umid.c +++ b/arch/um/os-Linux/umid.c @@ -178,14 +178,14 @@ static void __init create_pid_file(void) fd = open(file, O_RDWR | O_CREAT | O_EXCL, 0644); if(fd < 0){ printk("Open of machine pid file \"%s\" failed: %s\n", - file, strerror(-fd)); + file, strerror(errno)); return; } snprintf(pid, sizeof(pid), "%d\n", getpid()); n = write(fd, pid, strlen(pid)); if(n != strlen(pid)) - printk("Write of pid file failed - err = %d\n", -n); + printk("Write of pid file failed - err = %d\n", errno); close(fd); } -- cgit v1.2.3