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authorUrsula Braun <ubraun@linux.ibm.com>2019-01-30 20:51:00 +0300
committerDavid S. Miller <davem@davemloft.net>2019-02-02 01:45:44 +0300
commit14d22d4d61e40623a7c5816728bfe55c322e779a (patch)
tree7199bee627e5b513827cd57add8cb0edbc37048c /net/smc/smc_clc.c
parent7596175e99b3d4bce28022193efd954c201a782a (diff)
downloadlinux-14d22d4d61e40623a7c5816728bfe55c322e779a.tar.xz
net/smc: fix another sizeof to int comparison
Comparing an int to a size, which is unsigned, causes the int to become unsigned, giving the wrong result. kernel_sendmsg can return a negative error code. Signed-off-by: Ursula Braun <ubraun@linux.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/smc_clc.c')
-rw-r--r--net/smc/smc_clc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index 776e9dfc915d..d53fd588d1f5 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -378,7 +378,7 @@ int smc_clc_send_decline(struct smc_sock *smc, u32 peer_diag_info)
vec.iov_len = sizeof(struct smc_clc_msg_decline);
len = kernel_sendmsg(smc->clcsock, &msg, &vec, 1,
sizeof(struct smc_clc_msg_decline));
- if (len < sizeof(struct smc_clc_msg_decline))
+ if (len < 0 || len < sizeof(struct smc_clc_msg_decline))
len = -EPROTO;
return len > 0 ? 0 : len;
}