mx6: clock: Add a prototype for do_mx6_showclocks()

[people/ms/u-boot.git] / cmd / nvedit.c

diff --git a/cmd/nvedit.c b/cmd/nvedit.c
index 4033d90c8e2dd043384b93ba005fd15e1e93447c..90f76bbc20afb4dd01e1d7483d0254c0308f33f0 100644 (file)
--- a/cmd/nvedit.c
+++ b/cmd/nvedit.c
@@ -393,15 +393,18 @@ int do_env_ask(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
                sprintf(message, "Please enter '%s': ", argv[1]);
        } else {
                /* env_ask envname message1 ... messagen [size] */
-               for (i = 2, pos = 0; i < argc; i++) {
+               for (i = 2, pos = 0; i < argc && pos+1 < sizeof(message); i++) {
                        if (pos)
                                message[pos++] = ' ';
 
-                       strcpy(message + pos, argv[i]);
+                       strncpy(message + pos, argv[i], sizeof(message) - pos);
                        pos += strlen(argv[i]);
                }
-               message[pos++] = ' ';
-               message[pos] = '\0';
+               if (pos < sizeof(message) - 1) {
+                       message[pos++] = ' ';
+                       message[pos] = '\0';
+               } else
+                       message[CONFIG_SYS_CBSIZE - 1] = '\0';
        }
 
        if (size >= CONFIG_SYS_CBSIZE)
@@ -927,7 +930,7 @@ NXTARG:             ;
                                H_MATCH_KEY | H_MATCH_IDENT,
                                &ptr, size, argc, argv);
                if (len < 0) {
-                       error("Cannot export environment: errno = %d\n", errno);
+                       pr_err("Cannot export environment: errno = %d\n", errno);
                        return 1;
                }
                sprintf(buf, "%zX", (size_t)len);
@@ -947,7 +950,7 @@ NXTARG:             ;
                        H_MATCH_KEY | H_MATCH_IDENT,
                        &res, ENV_SIZE, argc, argv);
        if (len < 0) {
-               error("Cannot export environment: errno = %d\n", errno);
+               pr_err("Cannot export environment: errno = %d\n", errno);
                return 1;
        }
 
@@ -1082,7 +1085,7 @@ static int do_env_import(cmd_tbl_t *cmdtp, int flag,
 
        if (himport_r(&env_htab, ptr, size, sep, del ? 0 : H_NOCLEAR,
                        crlf_is_lf, 0, NULL) == 0) {
-               error("Environment import failed: errno = %d\n", errno);
+               pr_err("Environment import failed: errno = %d\n", errno);
                return 1;
        }
        gd->flags |= GD_FLG_ENV_READY;