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scsi: lpfc: Terminate string in lpfc_debugfs_nvmeio_trc_write()
[ Upstream commit9020be114a
] The "mybuf" string comes from the user, so we need to ensure that it is NUL terminated. Link: https://lore.kernel.org/r/20211214070527.GA27934@kili Fixes:bd2cdd5e40
("scsi: lpfc: NVME Initiator: Add debugfs support") Reviewed-by: James Smart <jsmart2021@gmail.com> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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1 changed files with 2 additions and 2 deletions
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@ -2177,8 +2177,8 @@ lpfc_debugfs_nvmeio_trc_write(struct file *file, const char __user *buf,
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char mybuf[64];
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char *pbuf;
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if (nbytes > 64)
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nbytes = 64;
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if (nbytes > 63)
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nbytes = 63;
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memset(mybuf, 0, sizeof(mybuf));
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