diff options
| author | Paolo 'Blaisorblade' Giarrusso | 2006-02-24 22:03:58 +0100 |
|---|---|---|
| committer | Linus Torvalds | 2006-02-24 23:31:37 +0100 |
| commit | fe1db50c7222c67466e41241bc7ef17b469bcf1d (patch) | |
| tree | 1956b61473d8e9cc8a1a0849e75a728b1395f902 /arch/um/drivers/cow_user.c | |
| parent | [PATCH] uml: better error reporting for read_output (diff) | |
| download | kernel-qcow2-linux-fe1db50c7222c67466e41241bc7ef17b469bcf1d.tar.gz kernel-qcow2-linux-fe1db50c7222c67466e41241bc7ef17b469bcf1d.tar.xz kernel-qcow2-linux-fe1db50c7222c67466e41241bc7ef17b469bcf1d.zip | |
[PATCH] uml: tidying COW code
Improve (especially for coherence) some prototypes, and return code of
init_cow_file in error case - for a short write return -EINVAL, otherwise
return the error we got!
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Acked-by: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/drivers/cow_user.c')
| -rw-r--r-- | arch/um/drivers/cow_user.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/drivers/cow_user.c b/arch/um/drivers/cow_user.c index d1c86bc377bd..61951b721268 100644 --- a/arch/um/drivers/cow_user.c +++ b/arch/um/drivers/cow_user.c @@ -362,7 +362,8 @@ int init_cow_file(int fd, char *cow_file, char *backing_file, int sectorsize, if(err != sizeof(zero)){ cow_printf("Write of bitmap to new COW file '%s' failed, " "err = %d\n", cow_file, -err); - err = -EINVAL; + if (err >= 0) + err = -EINVAL; goto out; } |