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authorJörn Engel <joern@logfs.org>2013-07-03 11:35:11 -0400
committerNicholas Bellinger <nab@linux-iscsi.org>2013-07-07 18:36:49 -0700
commit0fbfc46fb0b2f543a8b539e94c6c293ebc0b05a6 (patch)
tree073a2123b3050c1cf8f29071c65a0d5be183df8e /drivers/target
parentadb54c29310e8785e4f2eb0dc76e0e2fde943b11 (diff)
iscsi-target: Fix tfc_tpg_nacl_auth_cit configfs length overflow
This patch fixes a potential buffer overflow while processing iscsi_node_auth input for configfs attributes within NodeACL tfc_tpg_nacl_auth_cit context. Signed-off-by: Joern Engel <joern@logfs.org> Cc: stable@vger.kernel.org Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target')
-rw-r--r--drivers/target/iscsi/iscsi_target_configfs.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/target/iscsi/iscsi_target_configfs.c b/drivers/target/iscsi/iscsi_target_configfs.c
index e251849a614..88bc805e998 100644
--- a/drivers/target/iscsi/iscsi_target_configfs.c
+++ b/drivers/target/iscsi/iscsi_target_configfs.c
@@ -473,7 +473,7 @@ static ssize_t __iscsi_##prefix##_store_##name( \
if (!capable(CAP_SYS_ADMIN)) \
return -EPERM; \
\
- snprintf(auth->name, PAGE_SIZE, "%s", page); \
+ snprintf(auth->name, sizeof(auth->name), "%s", page); \
if (!strncmp("NULL", auth->name, 4)) \
auth->naf_flags &= ~flags; \
else \