Fix Coverity defects

CID 147659, 150952 and 147645

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: luozhengzheng <luo.zhengzheng@zte.com.cn>
Closes #5103
This commit is contained in:
luozhengzheng 2016-09-18 06:08:54 +08:00 committed by Brian Behlendorf
parent 9ea9e0b9a1
commit 30f3f2e13c
3 changed files with 3 additions and 3 deletions

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@ -7440,7 +7440,7 @@ main(int argc, char **argv)
*/ */
char buf[16384]; char buf[16384];
int fd = open(ZFS_DEV, O_RDWR); int fd = open(ZFS_DEV, O_RDWR);
(void) strcpy((void *)buf, argv[2]); (void) strlcpy((void *)buf, argv[2], sizeof (buf));
return (!!ioctl(fd, ZFS_IOC_POOL_FREEZE, buf)); return (!!ioctl(fd, ZFS_IOC_POOL_FREEZE, buf));
} else { } else {
(void) fprintf(stderr, gettext("unrecognized " (void) fprintf(stderr, gettext("unrecognized "

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@ -681,7 +681,7 @@ sha2_mac_init_ctx(sha2_hmac_ctx_t *ctx, void *keyval, uint_t length_in_bytes)
{ {
uint64_t ipad[SHA256_HMAC_BLOCK_SIZE / sizeof (uint64_t)]; uint64_t ipad[SHA256_HMAC_BLOCK_SIZE / sizeof (uint64_t)];
uint64_t opad[SHA256_HMAC_BLOCK_SIZE / sizeof (uint64_t)]; uint64_t opad[SHA256_HMAC_BLOCK_SIZE / sizeof (uint64_t)];
int i, block_size, blocks_per_int64 = 0; int i, block_size = 0, blocks_per_int64 = 0;
/* Determine the block size */ /* Determine the block size */
if (ctx->hc_mech_type <= SHA256_HMAC_GEN_MECH_INFO_TYPE) { if (ctx->hc_mech_type <= SHA256_HMAC_GEN_MECH_INFO_TYPE) {

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@ -4303,7 +4303,7 @@ zfs_ioc_recv(zfs_cmd_t *zc)
strchr(zc->zc_value, '%')) strchr(zc->zc_value, '%'))
return (SET_ERROR(EINVAL)); return (SET_ERROR(EINVAL));
(void) strcpy(tofs, zc->zc_value); (void) strlcpy(tofs, zc->zc_value, sizeof (tofs));
tosnap = strchr(tofs, '@'); tosnap = strchr(tofs, '@');
*tosnap++ = '\0'; *tosnap++ = '\0';