1 files changed, 15 insertions, 17 deletions

diff --git a/scripts/mod/sumversion.c b/scripts/mod/sumversion.c
index 43271a1ca01..8a2875689e4 100644
--- a/scripts/mod/sumversion.c
+++ b/scripts/mod/sumversion.c
@@ -316,8 +316,7 @@ static int parse_source_files(const char *objfile, struct md4_ctx *md)
 
         file = grab_file(cmd, &flen);
         if (!file) {
-                fprintf(stderr, "Warning: could not find %s for %s\n",
-                        cmd, objfile);
+                warn("could not find %s for %s\n", cmd, objfile);
                 goto out;
         }
 
@@ -355,9 +354,8 @@ static int parse_source_files(const char *objfile, struct md4_ctx *md)
                 /* Check if this file is in same dir as objfile */
                 if ((strstr(line, dir)+strlen(dir)-1) == strrchr(line, '/')) {
                         if (!parse_file(line, md)) {
-                                fprintf(stderr,
-                                        "Warning: could not open %s: %s\n",
-                                        line, strerror(errno));
+                                warn("could not open %s: %s\n",
+                                     line, strerror(errno));
                                 goto out_file;
                         }
 
@@ -383,8 +381,11 @@ void get_src_version(const char *modname, char sum[], unsigned sumlen)
         struct md4_ctx md;
         char *sources, *end, *fname;
         const char *basename;
-        char filelist[strlen(getenv("MODVERDIR")) + strlen("/") +
-                      strlen(modname) - strlen(".o") + strlen(".mod") + 1 ];
+        char filelist[PATH_MAX + 1];
+        char *modverdir = getenv("MODVERDIR");
+
+        if (!modverdir)
+                modverdir = ".";
 
         /* Source files for module are in .tmp_versions/modname.mod,
            after the first line. */
@@ -392,28 +393,25 @@ void get_src_version(const char *modname, char sum[], unsigned sumlen)
                 basename = strrchr(modname, '/') + 1;
         else
                 basename = modname;
-        sprintf(filelist, "%s/%.*s.mod", getenv("MODVERDIR"),
+        sprintf(filelist, "%s/%.*s.mod", modverdir,
                 (int) strlen(basename) - 2, basename);
 
         file = grab_file(filelist, &len);
         if (!file) {
-                fprintf(stderr, "Warning: could not find versions for %s\n",
-                        filelist);
+                warn("could not find versions for %s\n", filelist);
                 return;
         }
 
         sources = strchr(file, '\n');
         if (!sources) {
-                fprintf(stderr, "Warning: malformed versions file for %s\n",
-                        modname);
+                warn("malformed versions file for %s\n", modname);
                 goto release;
         }
 
         sources++;
         end = strchr(sources, '\n');
         if (!end) {
-                fprintf(stderr, "Warning: bad ending versions file for %s\n",
-                        modname);
+                warn("bad ending versions file for %s\n", modname);
                 goto release;
         }
         *end = '\0';
@@ -438,19 +436,19 @@ static void write_version(const char *filename, const char *sum,
 
         fd = open(filename, O_RDWR);
         if (fd < 0) {
-                fprintf(stderr, "Warning: changing sum in %s failed: %s\n",
+                warn("changing sum in %s failed: %s\n",
                         filename, strerror(errno));
                 return;
         }
 
         if (lseek(fd, offset, SEEK_SET) == (off_t)-1) {
-                fprintf(stderr, "Warning: changing sum in %s:%lu failed: %s\n",
+                warn("changing sum in %s:%lu failed: %s\n",
                         filename, offset, strerror(errno));
                 goto out;
         }
 
         if (write(fd, sum, strlen(sum)+1) != strlen(sum)+1) {
-                fprintf(stderr, "Warning: writing sum in %s failed: %s\n",
+                warn("writing sum in %s failed: %s\n",
                         filename, strerror(errno));
                 goto out;
         }