target/pr: Fix possible uninitialized variable usage

Triggered a compilation warning.

Fixes: 2650d71e2 target: move transport ID handling to the core
Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 0fdbe43b7dad99479f7288584a0d95815c4dab72..5ab7100de17eb5694b162403ef43585c4bbceaf1 100644 (file)
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -1474,7 +1474,7 @@ core_scsi3_decode_spec_i_port(
        LIST_HEAD(tid_dest_list);
        struct pr_transport_id_holder *tidh_new, *tidh, *tidh_tmp;
        unsigned char *buf, *ptr, proto_ident;
-       const unsigned char *i_str;
+       const unsigned char *i_str = NULL;
        char *iport_ptr = NULL, i_buf[PR_REG_ISID_ID_LEN];
        sense_reason_t ret;
        u32 tpdl, tid_len = 0;