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| author | Al Viro <viro@ZenIV.linux.org.uk> | 2018-02-10 04:35:16 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-02-10 06:28:01 +0300 |
| commit | 7a501609c2cb73381e925827c504a4c2c2cb0817 (patch) | |
| tree | e16eb57e0b245a7082e4ee1827fd2f9587e6e97e /arch/um | |
| parent | 878e66d06fd098a744b9caafdd0e99bba415ce37 (diff) | |
| download | linux-7a501609c2cb73381e925827c504a4c2c2cb0817.tar.xz | |
mconsole_proc(): don't mess with file->f_pos
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/drivers/mconsole_kern.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c index c4d162a94be9..d5f9a2d1da1b 100644 --- a/arch/um/drivers/mconsole_kern.c +++ b/arch/um/drivers/mconsole_kern.c @@ -130,6 +130,7 @@ void mconsole_proc(struct mc_request *req) struct file *file; int first_chunk = 1; char *ptr = req->request.data; + loff_t pos = 0; ptr += strlen("proc"); ptr = skip_spaces(ptr); @@ -148,7 +149,7 @@ void mconsole_proc(struct mc_request *req) } do { - len = kernel_read(file, buf, PAGE_SIZE - 1, &file->f_pos); + len = kernel_read(file, buf, PAGE_SIZE - 1, &pos); if (len < 0) { mconsole_reply(req, "Read of file failed", 1, 0); goto out_free; |