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sctp: fix SSN comparision 

This function actually operates on u32 yet its paramteres were declared
as u16, causing integer truncation upon calling.

Note in patch context that ADDIP_SERIAL_SIGN_BIT is already 32 bits.

Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@gmail.com>
Acked-by: Neil Horman <nhorman@tuxdriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Marcelo Ricardo Leitner 2016-09-15 15:02:38 -03:00 committed by David S. Miller
parent 8ab86c00e3
commit 4496195ddd
1 changed files with 1 additions and 1 deletions
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2
include/net/sctp/sm.h
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@ -382,7 +382,7 @@ enum {
ADDIP_SERIAL_SIGN_BIT = (1<<31)
};
static inline int ADDIP_SERIAL_gte(__u16 s, __u16 t)
static inline int ADDIP_SERIAL_gte(__u32 s, __u32 t)
{
return ((s) == (t)) || (((t) - (s)) & ADDIP_SERIAL_SIGN_BIT);
}