Make srpt_parse_i_port_id() return a negative value if hex2bin() fails. Fixes: commit a42d985bd5b2 ("ib_srpt: Initial SRP Target merge for v3.3-rc1") Signed-off-by: Bart Van Assche <bart.vanassche@xxxxxxx> Cc: <stable@xxxxxxxxxxxxxxx> --- drivers/infiniband/ulp/srpt/ib_srpt.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-) diff --git a/drivers/infiniband/ulp/srpt/ib_srpt.c b/drivers/infiniband/ulp/srpt/ib_srpt.c index 9e8e9220f816..95178b4e3565 100644 --- a/drivers/infiniband/ulp/srpt/ib_srpt.c +++ b/drivers/infiniband/ulp/srpt/ib_srpt.c @@ -2777,7 +2777,7 @@ static int srpt_parse_i_port_id(u8 i_port_id[16], const char *name) { const char *p; unsigned len, count, leading_zero_bytes; - int ret, rc; + int ret; p = name; if (strncasecmp(p, "0x", 2) == 0) @@ -2789,10 +2789,9 @@ static int srpt_parse_i_port_id(u8 i_port_id[16], const char *name) count = min(len / 2, 16U); leading_zero_bytes = 16 - count; memset(i_port_id, 0, leading_zero_bytes); - rc = hex2bin(i_port_id + leading_zero_bytes, p, count); - if (rc < 0) - pr_debug("hex2bin failed for srpt_parse_i_port_id: %d\n", rc); - ret = 0; + ret = hex2bin(i_port_id + leading_zero_bytes, p, count); + if (ret < 0) + pr_debug("hex2bin failed for srpt_parse_i_port_id: %d\n", ret); out: return ret; } -- 2.14.2