diff options
| author | Jeff Dike <jdike@addtoit.com> | 2006-01-06 00:18:54 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-06 08:33:46 -0800 |
| commit | 418e55d49b0ec7d2e7a033f2dd083f5b2ab7d119 (patch) | |
| tree | d1e598b98955774b270b0f3f8f4a4e63815ff97e /arch/um/drivers/line.c | |
| parent | 9010772cdff36072dd509ec72c1a55fccde8e58e (diff) | |
[PATCH] uml: line_setup interface change
line_setup is changed to return the device which it set up, rather than just
success or failure. This will be important in the line-config patch.
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/drivers/line.c')
| -rw-r--r-- | arch/um/drivers/line.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index 1c2cc5d48bb..1352a212964 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -555,12 +555,13 @@ int line_setup(struct line *lines, unsigned int num, char *init) } } } - return 1; + return n == -1 ? num : n; } int line_config(struct line *lines, unsigned int num, char *str) { char *new; + int n; if(*str == '='){ printk("line_config - can't configure all devices from " @@ -573,7 +574,8 @@ int line_config(struct line *lines, unsigned int num, char *str) printk("line_config - kstrdup failed\n"); return -ENOMEM; } - return !line_setup(lines, num, new); + n = line_setup(lines, num, new); + return n < 0 ? n : 0; } int line_get_config(char *name, struct line *lines, unsigned int num, char *str, @@ -624,10 +626,14 @@ int line_id(char **str, int *start_out, int *end_out) int line_remove(struct line *lines, unsigned int num, int n) { + int err; char config[sizeof("conxxxx=none\0")]; sprintf(config, "%d=none", n); - return !line_setup(lines, num, config); + err = line_setup(lines, num, config); + if(err >= 0) + err = 0; + return err; } struct tty_driver *line_register_devfs(struct lines *set, |