Go with a different version of the previous patch so to preserve errno.

Approved by:	scottl (implicit)
This commit is contained in:
marcus 2006-04-30 07:08:43 +00:00
parent 6e43077eab
commit e3a87fd595

View File

@ -465,7 +465,7 @@ static struct cam_device *
cam_lookup_pass(const char *dev_name, int unit, int flags,
const char *given_path, struct cam_device *device)
{
int fd, rc;
int fd;
union ccb ccb;
char dev_path[256];
char *func_name = "cam_lookup_pass";
@ -494,10 +494,7 @@ cam_lookup_pass(const char *dev_name, int unit, int flags,
* the device name is null, if the device doesn't exist, or if the
* passthrough driver isn't in the kernel.
*/
rc = ioctl(fd, CAMGETPASSTHRU, &ccb);
close(fd);
if (rc == -1) {
if (ioctl(fd, CAMGETPASSTHRU, &ccb) == -1) {
char tmpstr[256];
/*
@ -517,9 +514,12 @@ cam_lookup_pass(const char *dev_name, int unit, int flags,
"%s: %s%s", func_name, func_name, strerror(errno),
(errno == ENOENT) ? tmpstr : "");
close(fd);
return(NULL);
}
close(fd);
/*
* If the ioctl returned the right status, but we got an error back
* in the ccb, that means that the kernel found the device the user