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net: make sock_prot_memory_pressure() return "const char *" 

This function returns string literals which are "const char *".

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2019-10-04 00:44:40 +03:00 committed by David S. Miller
parent db9b2e0af6
commit 7a512eb865
1 changed files with 1 additions and 1 deletions
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2
net/core/sock.c
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@ -3497,7 +3497,7 @@ static long sock_prot_memory_allocated(struct proto *proto)
return proto->memory_allocated != NULL ? proto_memory_allocated(proto) : -1L;
}
static char *sock_prot_memory_pressure(struct proto *proto)
static const char *sock_prot_memory_pressure(struct proto *proto)
{
return proto->memory_pressure != NULL ?
proto_memory_pressure(proto) ? "yes" : "no" : "NI";