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authorVasily Gorbik <gor@linux.ibm.com>2018-06-28 13:16:14 +0200
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2018-07-02 11:25:03 +0200
commit9acdb3bb070167c257252e131f56fb8daaa99766 (patch)
tree14c84269301604232370a1cb167cd71727b32689 /drivers/s390/char
parent276d605081fbbc96be02318abb36119625b47bb3 (diff)
downloadlinux-9acdb3bb070167c257252e131f56fb8daaa99766.tar.bz2
s390/monwriter: fix gcc 8 stringop-truncation warning
The following gcc warning is issued for strncpy which is used to deliberately avoid string NUL-termination. Reuse memcpy to avoid the warning. inlined from 'monwrite_diag' at drivers/s390/char/monwriter.c:64:2: ./include/linux/string.h:246:9: warning: '__builtin_strncpy' output truncated before terminating nul copying 7 bytes from a string of the same length [-Wstringop-truncation] Reviewed-by: Gerald Schaefer <gerald.schaefer@de.ibm.com> Signed-off-by: Vasily Gorbik <gor@linux.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/char')
-rw-r--r--drivers/s390/char/monwriter.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/s390/char/monwriter.c b/drivers/s390/char/monwriter.c
index 76c158c41510..4f1a69c9d81d 100644
--- a/drivers/s390/char/monwriter.c
+++ b/drivers/s390/char/monwriter.c
@@ -61,7 +61,7 @@ static int monwrite_diag(struct monwrite_hdr *myhdr, char *buffer, int fcn)
struct appldata_product_id id;
int rc;
- strncpy(id.prod_nr, "LNXAPPL", 7);
+ memcpy(id.prod_nr, "LNXAPPL", 7);
id.prod_fn = myhdr->applid;
id.record_nr = myhdr->record_num;
id.version_nr = myhdr->version;