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Don't use 0 as null pointer constant, part 3

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This part replaces E == 0 by !E, where E has pointer type.
This commit is contained in:
Markus Armbruster 2009-03-23 22:58:54 +01:00
parent 90f8f2b099
commit 6ae4eca045
79 changed files with 121 additions and 121 deletions
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4
src/lib/player/accept.c
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@ -117,7 +117,7 @@ player_delete(struct player *lp)
struct player *
player_next(struct player *lp)
{
if (lp == 0)
if (!lp)
lp = (struct player *)Players.q_forw;
else
lp = (struct player *)lp->queue.q_forw;
@ -129,7 +129,7 @@ player_next(struct player *lp)
struct player *
player_prev(struct player *lp)
{
if (lp == 0)
if (!lp)
lp = (struct player *)Players.q_back;
else
lp = (struct player *)lp->queue.q_back;