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Cleanup: Use NULL when doing NULL pointer comparisons

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The Linux 5.16.14 kernel's coccicheck caught this. The semantic
patch that caught it was:

./scripts/coccinelle/null/badzero.cocci

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Richard Yao <richard.yao@alumni.stonybrook.edu>
Closes #14372
This commit is contained in:
Richard Yao
2023-01-10 16:58:21 -05:00
committed by Brian Behlendorf
parent 64195fc89f
commit 4ef69de384
4 changed files with 6 additions and 6 deletions
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module/os/freebsd/spl/callb.c
+1 -1
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@@ -263,7 +263,7 @@ callb_execute_class(int class, int code)
mutex_enter(&ct->ct_lock);
for (cp = ct->ct_first_cb[class];
cp != NULL && ret == 0; cp = cp->c_next) {
cp != NULL && ret == NULL; cp = cp->c_next) {
while (cp->c_flag & CALLB_EXECUTING)
cv_wait(&cp->c_done_cv, &ct->ct_lock);
/*