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selftests: nci: replace unsigned int with int

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Should not use comparison of unsigned expressions < 0.

Signed-off-by: Xiang wangx <wangxiang@cdjrlc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xiang wangx 2021-09-16 20:24:42 +08:00 committed by David S. Miller
parent a57d8c217a
commit 98dc68f8b0
1 changed files with 1 additions and 1 deletions
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tools/testing/selftests/nci/nci_dev.c
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@ -746,7 +746,7 @@ int read_write_nci_cmd(int nfc_sock, int virtual_fd, const __u8 *cmd, __u32 cmd_
const __u8 *rsp, __u32 rsp_len) const __u8 *rsp, __u32 rsp_len)
{ {
char buf[256]; char buf[256];
unsigned int len; int len;
send(nfc_sock, &cmd[3], cmd_len - 3, 0); send(nfc_sock, &cmd[3], cmd_len - 3, 0);
len = read(virtual_fd, buf, cmd_len); len = read(virtual_fd, buf, cmd_len);