From fb81e732440d08da9d7ec7f7ac189f8bdd51b8c6 Mon Sep 17 00:00:00 2001 From: James Simmons Date: Wed, 23 Dec 2015 16:24:46 -0500 Subject: [PATCH] staging: lustre: remove unnecessary NULL checks in kernel_comm.c Fix checkpatch.pl reports of NULL comparison in kernel_comm.c. Signed-off-by: James Simmons Signed-off-by: Greg Kroah-Hartman --- .../lustre/lustre/obdclass/kernelcomm.c | 18 +++++++++--------- 1 file changed, 9 insertions(+), 9 deletions(-) diff --git a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c index 1081253eefef..c9405e689862 100644 --- a/drivers/staging/lustre/lustre/obdclass/kernelcomm.c +++ b/drivers/staging/lustre/lustre/obdclass/kernelcomm.c @@ -59,7 +59,7 @@ int libcfs_kkuc_msg_put(struct file *filp, void *payload) mm_segment_t fs; int rc = -ENOSYS; - if (filp == NULL || IS_ERR(filp)) + if (!filp || IS_ERR(filp)) return -EBADF; if (kuch->kuc_magic != KUC_MAGIC) { @@ -121,12 +121,12 @@ int libcfs_kkuc_group_add(struct file *filp, int uid, unsigned int group, } /* fput in group_rem */ - if (filp == NULL) + if (!filp) return -EBADF; /* freed in group_rem */ reg = kmalloc(sizeof(*reg) + data_len, 0); - if (reg == NULL) + if (!reg) return -ENOMEM; reg->kr_fp = filp; @@ -134,7 +134,7 @@ int libcfs_kkuc_group_add(struct file *filp, int uid, unsigned int group, memcpy(reg->kr_data, data, data_len); down_write(&kg_sem); - if (kkuc_groups[group].next == NULL) + if (!kkuc_groups[group].next) INIT_LIST_HEAD(&kkuc_groups[group]); list_add(®->kr_chain, &kkuc_groups[group]); up_write(&kg_sem); @@ -149,7 +149,7 @@ int libcfs_kkuc_group_rem(int uid, unsigned int group) { struct kkuc_reg *reg, *next; - if (kkuc_groups[group].next == NULL) + if (!kkuc_groups[group].next) return 0; if (uid == 0) { @@ -169,7 +169,7 @@ int libcfs_kkuc_group_rem(int uid, unsigned int group) list_del(®->kr_chain); CDEBUG(D_KUC, "Removed uid=%d fp=%p from group %d\n", reg->kr_uid, reg->kr_fp, group); - if (reg->kr_fp != NULL) + if (reg->kr_fp) fput(reg->kr_fp); kfree(reg); } @@ -188,7 +188,7 @@ int libcfs_kkuc_group_put(unsigned int group, void *payload) down_write(&kg_sem); list_for_each_entry(reg, &kkuc_groups[group], kr_chain) { - if (reg->kr_fp != NULL) { + if (reg->kr_fp) { rc = libcfs_kkuc_msg_put(reg->kr_fp, payload); if (rc == 0) one_success = 1; @@ -227,12 +227,12 @@ int libcfs_kkuc_group_foreach(unsigned int group, libcfs_kkuc_cb_t cb_func, } /* no link for this group */ - if (kkuc_groups[group].next == NULL) + if (!kkuc_groups[group].next) return 0; down_read(&kg_sem); list_for_each_entry(reg, &kkuc_groups[group], kr_chain) { - if (reg->kr_fp != NULL) + if (reg->kr_fp) rc = cb_func(reg->kr_data, cb_arg); } up_read(&kg_sem); -- 2.30.2