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| author |   Jason A. Donenfeld <Jason@zx2c4.com> | 2016-08-22 14:28:57 +0200 |
|---|---|---|
| committer | Jason A. Donenfeld <Jason@zx2c4.com> | 2016-08-22 14:28:57 +0200 |
| commit | 528ec099b1e369e8f91342c9d3a421646e34ef1a (patch) | |
| tree | 600a8945aa055199e4b18ee462f0d6cf389411e9 /src/socket.c | |
| parent | routingtable: hyphen was ugly (diff) | |
| download | wireguard-monolithic-historical-528ec099b1e369e8f91342c9d3a421646e34ef1a.tar.xz wireguard-monolithic-historical-528ec099b1e369e8f91342c9d3a421646e34ef1a.zip | |
socket: use isdigit
Diffstat (limited to 'src/socket.c')
| -rw-r--r-- | src/socket.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/socket.c b/src/socket.c index aa17c1b..4720d4a 100644 --- a/src/socket.c +++ b/src/socket.c @@ -5,6 +5,7 @@ #include "packets.h" #include "messages.h" +#include <linux/ctype.h> #include <linux/net.h> #include <linux/if_vlan.h> #include <linux/if_ether.h> @@ -364,7 +365,7 @@ static uint16_t generate_default_incoming_port(struct wireguard_device *wg) return port; digit_begin = name + len - 1; while (digit_begin >= name) { - if (*digit_begin >= '0' && *digit_begin <= '9') + if (isdigit(*digit_begin)) --digit_begin; else break; |