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| author | Christoph Hellwig <hch@lst.de> | 2017-09-01 17:39:13 +0200 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2017-09-04 19:05:15 -0400 |
| commit | bdd1d2d3d251c65b74ac4493e08db18971c09240 (patch) | |
| tree | 71df247eeb367203c59a26eed8a384398c2d8131 /net/9p/trans_fd.c | |
| parent | c41fbad015dabb0a40ecca50c3ff5658eb6471ff (diff) | |
| download | blackbird-op-linux-bdd1d2d3d251c65b74ac4493e08db18971c09240.tar.gz blackbird-op-linux-bdd1d2d3d251c65b74ac4493e08db18971c09240.zip | |
fs: fix kernel_read prototype
Use proper ssize_t and size_t types for the return value and count
argument, move the offset last and make it an in/out argument like
all other read/write helpers, and make the buf argument a void pointer
to get rid of lots of casts in the callers.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net/9p/trans_fd.c')
| -rw-r--r-- | net/9p/trans_fd.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c index ddfa86648f95..f12815777beb 100644 --- a/net/9p/trans_fd.c +++ b/net/9p/trans_fd.c @@ -272,6 +272,7 @@ static int p9_fd_read(struct p9_client *client, void *v, int len) { int ret; struct p9_trans_fd *ts = NULL; + loff_t pos; if (client && client->status != Disconnected) ts = client->trans; @@ -282,7 +283,8 @@ static int p9_fd_read(struct p9_client *client, void *v, int len) if (!(ts->rd->f_flags & O_NONBLOCK)) p9_debug(P9_DEBUG_ERROR, "blocking read ...\n"); - ret = kernel_read(ts->rd, ts->rd->f_pos, v, len); + pos = ts->rd->f_pos; + ret = kernel_read(ts->rd, v, len, &pos); if (ret <= 0 && ret != -ERESTARTSYS && ret != -EAGAIN) client->status = Disconnected; return ret; |
