On Wed, Jun 13, 2018 at 07:17:55PM +0300, Peter Mamonov wrote:
> lseek checks for non-negative in-memory offsets (addresses), failing
> otherwise.
> However negative address 0xffffffffXXXXXXXX is a valid MIPS64 virtual address.
>
> Signed-off-by: Peter Mamonov <pmamo...@gmail.com>
> ---
> fs/fs.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
Applied, thanks
Sascha
>
> diff --git a/fs/fs.c b/fs/fs.c
> index b66cc9b17..8a49e32b5 100644
> --- a/fs/fs.c
> +++ b/fs/fs.c
> @@ -962,7 +962,7 @@ loff_t lseek(int fildes, loff_t offset, int whence)
> case SEEK_SET:
> if (f->size != FILE_SIZE_STREAM && offset > f->size)
> goto out;
> - if (offset < 0)
> + if (IS_ERR_VALUE(offset))
> goto out;
> pos = offset;
> break;
> @@ -981,7 +981,7 @@ loff_t lseek(int fildes, loff_t offset, int whence)
> }
>
> pos = fsdrv->lseek(&f->fsdev->dev, f, pos);
> - if (pos < 0) {
> + if (IS_ERR_VALUE(pos)) {
> errno = -pos;
> return -1;
> }
> --
> 2.17.0
>
>
--
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