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-rw-r--r--block/partitions/cmdline.c12
1 files changed, 4 insertions, 8 deletions
diff --git a/block/partitions/cmdline.c b/block/partitions/cmdline.c
index 1af610f0ba8c..c03bc105e575 100644
--- a/block/partitions/cmdline.c
+++ b/block/partitions/cmdline.c
@@ -81,8 +81,7 @@ static int parse_subpart(struct cmdline_subpart **subpart, char *partdef)
length = min_t(int, next - partdef,
sizeof(new_subpart->name) - 1);
- strncpy(new_subpart->name, partdef, length);
- new_subpart->name[length] = '\0';
+ strscpy(new_subpart->name, partdef, length);
partdef = ++next;
} else
@@ -140,8 +139,7 @@ static int parse_parts(struct cmdline_parts **parts, const char *bdevdef)
}
length = min_t(int, next - bdevdef, sizeof(newparts->name) - 1);
- strncpy(newparts->name, bdevdef, length);
- newparts->name[length] = '\0';
+ strscpy(newparts->name, bdevdef, length);
newparts->nr_subparts = 0;
next_subpart = &newparts->subpart;
@@ -153,8 +151,7 @@ static int parse_parts(struct cmdline_parts **parts, const char *bdevdef)
length = (!next) ? (sizeof(buf) - 1) :
min_t(int, next - bdevdef, sizeof(buf) - 1);
- strncpy(buf, bdevdef, length);
- buf[length] = '\0';
+ strscpy(buf, bdevdef, length);
ret = parse_subpart(next_subpart, buf);
if (ret)
@@ -267,8 +264,7 @@ static int add_part(int slot, struct cmdline_subpart *subpart,
label_min = min_t(int, sizeof(info->volname) - 1,
sizeof(subpart->name));
- strncpy(info->volname, subpart->name, label_min);
- info->volname[label_min] = '\0';
+ strscpy(info->volname, subpart->name, label_min);
snprintf(tmp, sizeof(tmp), "(%s)", info->volname);
strlcat(state->pp_buf, tmp, PAGE_SIZE);