From 1c356ec5e932c8d4c83d9782ab3c4164b6471d5d Mon Sep 17 00:00:00 2001 From: Vasyl Gomonovych Date: Wed, 11 Oct 2017 21:42:41 +0200 Subject: scsi: lpfc: fix kzalloc-simple.cocci warnings drivers/scsi/lpfc/lpfc_debugfs.c:5460:22-29: WARNING: kzalloc should be used for phba -> nvmeio_trc, instead of kmalloc/memset drivers/scsi/lpfc/lpfc_debugfs.c:2230:20-27: WARNING: kzalloc should be used for phba -> nvmeio_trc, instead of kmalloc/memset Use kzalloc rather than kmalloc followed by memset with 0 Generated by: scripts/coccinelle/api/alloc/kzalloc-simple.cocci Signed-off-by: Vasyl Gomonovych Acked-by: James Smart Signed-off-by: Martin K. Petersen --- drivers/scsi/lpfc/lpfc_debugfs.c | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) (limited to 'drivers/scsi') diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index d50c481ec41c..2bf5ad3b1512 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -2227,7 +2227,7 @@ lpfc_debugfs_nvmeio_trc_write(struct file *file, const char __user *buf, kfree(phba->nvmeio_trc); /* Allocate new trace buffer and initialize */ - phba->nvmeio_trc = kmalloc((sizeof(struct lpfc_debugfs_nvmeio_trc) * + phba->nvmeio_trc = kzalloc((sizeof(struct lpfc_debugfs_nvmeio_trc) * sz), GFP_KERNEL); if (!phba->nvmeio_trc) { lpfc_printf_log(phba, KERN_ERR, LOG_INIT, @@ -2235,8 +2235,6 @@ lpfc_debugfs_nvmeio_trc_write(struct file *file, const char __user *buf, "nvmeio_trc buffer\n"); return -ENOMEM; } - memset(phba->nvmeio_trc, 0, - (sizeof(struct lpfc_debugfs_nvmeio_trc) * sz)); atomic_set(&phba->nvmeio_trc_cnt, 0); phba->nvmeio_trc_on = 0; phba->nvmeio_trc_output_idx = 0; @@ -5457,7 +5455,7 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) phba->nvmeio_trc_size = lpfc_debugfs_max_nvmeio_trc; /* Allocate trace buffer and initialize */ - phba->nvmeio_trc = kmalloc( + phba->nvmeio_trc = kzalloc( (sizeof(struct lpfc_debugfs_nvmeio_trc) * phba->nvmeio_trc_size), GFP_KERNEL); @@ -5467,9 +5465,6 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport) "nvmeio_trc buffer\n"); goto nvmeio_off; } - memset(phba->nvmeio_trc, 0, - (sizeof(struct lpfc_debugfs_nvmeio_trc) * - phba->nvmeio_trc_size)); phba->nvmeio_trc_on = 1; phba->nvmeio_trc_output_idx = 0; phba->nvmeio_trc = NULL; -- cgit