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Commit 4ed960b1 authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds
Browse files

Documentation/accounting/getdelays.c: handle sendto() failures 



Fixes

  Documentation/accounting/getdelays.c: In function `get_family_id':
  Documentation/accounting/getdelays.c:172:14: warning: variable `rc' set but not used [-Wunused-but-set-variable]

Reported-by: default avatar"Justin P. Mattock" <justinmattock@gmail.com>
Cc: Balbir Singh <balbir@in.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent fbdd91a6

Documentation/accounting/getdelays.c

+2 −0
Original line number Diff line number Diff line
@@ -177,6 +177,8 @@ static int get_family_id(int sd) 
	rc = send_cmd(sd, GENL_ID_CTRL, getpid(), CTRL_CMD_GETFAMILY,

			CTRL_ATTR_FAMILY_NAME, (void *)name,

			strlen(TASKSTATS_GENL_NAME)+1);

	if (rc < 0)

		return 0;	/* sendto() failure? */



	rep_len = recv(sd, &ans, sizeof(ans), 0);

	if (ans.n.nlmsg_type == NLMSG_ERROR ||