libxenlight: fix segfault when reading blktap2 devs
authorKeir Fraser <keir.fraser@citrix.com>
Tue, 1 Dec 2009 13:34:38 +0000 (13:34 +0000)
committerKeir Fraser <keir.fraser@citrix.com>
Tue, 1 Dec 2009 13:34:38 +0000 (13:34 +0000)
commite4bc73337ab23045f60190e577eb34dcd5f4e7e3
tree1d3fc825377ed6b874f469840a27d5540c4ddc34
parenta2bfc84506851a75991c259bc766f6e4ae063432
libxenlight: fix segfault when reading blktap2 devs

This patch fixes a possible segfault when reading from
/sys/class/blktap2/devices, if the line read is empty.

Signed-off-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
tools/libxl/libxl.c