Messages in this thread Patch in this message | | | Date | Wed, 9 Jun 2010 11:31:31 +0200 (CEST) | From | Geert Uytterhoeven <> | Subject | [PATCH] zorro: Fix reading of proc/bus/zorro/* in small chunks |
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proc_bus_zorro_read() didn't take into account the current file position, hence it always read from the start of the ConfigDev.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
diff --git a/drivers/zorro/proc.c b/drivers/zorro/proc.c index aaf8abb..108096f 100644 --- a/drivers/zorro/proc.c +++ b/drivers/zorro/proc.c @@ -73,7 +73,7 @@ proc_bus_zorro_read(struct file *file, char __user *buf, size_t nbytes, loff_t * cd.cd_BoardAddr = (void *)zorro_resource_start(z); cd.cd_BoardSize = zorro_resource_len(z); - if (copy_to_user(buf, &cd, nbytes)) + if (copy_to_user(buf, (void *)&cd + pos, nbytes)) return -EFAULT; *ppos += nbytes; -- 1.7.0.4 Gr{oetje,eeting}s, Geert
-- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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