Replace sprintf calls with snprintf

[thirdparty/mdadm.git] / mdopen.c

diff --git a/mdopen.c b/mdopen.c
index 9309fbd2f1a165224608883c624ecc667ad5e20f..81cf725b02c8c0f3e3b9de3e52c0d781e6ac3f43 100644 (file)
--- a/mdopen.c
+++ b/mdopen.c
@@ -42,7 +42,8 @@ void make_parts(char *dev, int cnt)
        struct stat stb;
        int major, minor;
        int i;
-       char *name = malloc(strlen(dev) + 20);
+       int nlen = strlen(dev) + 20;
+       char *name = malloc(nlen);
        int dig = isdigit(dev[strlen(dev)-1]);
 
        if (stat(dev, &stb)!= 0)
@@ -53,7 +54,7 @@ void make_parts(char *dev, int cnt)
        minor = minor(stb.st_rdev);
        for (i=1; i <= cnt ; i++) {
                struct stat stb2;
-               sprintf(name, "%s%s%d", dev, dig?"p":"", i);
+               snprintf(name, nlen, "%s%s%d", dev, dig?"p":"", i);
                if (stat(name, &stb2)==0) {
                        if (!S_ISBLK(stb2.st_mode))
                                continue;