[parted-devel] [PATCH] libparted: Check devpath before passing to strlen
Phillip Susi
phill at thesusis.net
Mon Aug 23 17:52:45 BST 2021
"Brian C. Lane" <bcl at redhat.com> writes:
> ---
> libparted/arch/linux.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/libparted/arch/linux.c b/libparted/arch/linux.c
> index aacc94f..16d95d9 100644
> --- a/libparted/arch/linux.c
> +++ b/libparted/arch/linux.c
> @@ -2453,6 +2453,9 @@ _device_get_part_path (PedDevice const *dev, int num)
> #else
> devpath = dev->path;
> #endif
> + if (!devpath)
> + return NULL;
> +
> path_len = strlen (devpath);
> /* Check for devfs-style /disc => /partN transformation
> unconditionally; the system might be using udev with devfs rules,
Probably a good idea, but is it actually possible to have a device with
no path?
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