[PATCH] fbdev: Fix return code of fb_read and fb_write
Make fb_read() and fb_write() return 0 (EOF) instead of -ENOSPC if reading at or past the end of the framebuffer. This fixes user space apps hanging if info->fix.smem_len == 0. Whitespace changes. Signed-off-by: NAntonino Daplas <adaplas@pol.net> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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