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author | trasz <trasz@FreeBSD.org> | 2009-01-23 21:03:59 +0000 |
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committer | trasz <trasz@FreeBSD.org> | 2009-01-23 21:03:59 +0000 |
commit | 384c3ce8d25837258013a1eefd7267c75f6df4f6 (patch) | |
tree | e58f9b0f3e4bd6ac9bc9ba20d4a61a17a718d05b /sys/cam/cam_periph.c | |
parent | a622abe85f60142e95ce8e08a8131e36119e5bfc (diff) | |
download | FreeBSD-src-384c3ce8d25837258013a1eefd7267c75f6df4f6.zip FreeBSD-src-384c3ce8d25837258013a1eefd7267c75f6df4f6.tar.gz |
Guard against NULL pointer dereference.
Reviewed by: scottl
Approved by: rwatson (mentor)
Sponsored by: FreeBSD Foundation
Found with: Coverity Prevent(tm)
CID: 130
Diffstat (limited to 'sys/cam/cam_periph.c')
-rw-r--r-- | sys/cam/cam_periph.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/sys/cam/cam_periph.c b/sys/cam/cam_periph.c index 3abeed8..9fdc112 100644 --- a/sys/cam/cam_periph.c +++ b/sys/cam/cam_periph.c @@ -171,6 +171,10 @@ cam_periph_alloc(periph_ctor_t *periph_ctor, break; } xpt_unlock_buses(); + if (p_drv == NULL) { + printf("cam_periph_alloc: invalid periph name '%s'\n", name); + return (CAM_REQ_INVALID); + } sim = xpt_path_sim(path); path_id = xpt_path_path_id(path); |