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| author | Pietro Borrello <borrello@diag.uniroma1.it> | 2023-02-09 12:26:23 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2023-02-13 09:33:39 +0000 |
| commit | 68762148d1b011d47bc2ceed7321739b5aea1e63 (patch) | |
| tree | 595e74725e8efac49f057ad9f74db95677fac656 /net/rds | |
| parent | 75da437a2f172759b2273091a938772e687242d0 (diff) | |
| download | linux-68762148d1b011d47bc2ceed7321739b5aea1e63.tar.gz linux-68762148d1b011d47bc2ceed7321739b5aea1e63.tar.bz2 linux-68762148d1b011d47bc2ceed7321739b5aea1e63.zip | |
rds: rds_rm_zerocopy_callback() correct order for list_add_tail()
rds_rm_zerocopy_callback() uses list_add_tail() with swapped
arguments. This links the list head with the new entry, losing
the references to the remaining part of the list.
Fixes: 9426bbc6de99 ("rds: use list structure to track information for zerocopy completion notification")
Suggested-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Pietro Borrello <borrello@diag.uniroma1.it>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rds')
| -rw-r--r-- | net/rds/message.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/rds/message.c b/net/rds/message.c index c19c93561227..7af59d2443e5 100644 --- a/net/rds/message.c +++ b/net/rds/message.c @@ -118,7 +118,7 @@ static void rds_rm_zerocopy_callback(struct rds_sock *rs, ck = &info->zcookies; memset(ck, 0, sizeof(*ck)); WARN_ON(!rds_zcookie_add(info, cookie)); - list_add_tail(&q->zcookie_head, &info->rs_zcookie_next); + list_add_tail(&info->rs_zcookie_next, &q->zcookie_head); spin_unlock_irqrestore(&q->lock, flags); /* caller invokes rds_wake_sk_sleep() */ |