readprofile: fix compiler warnings [-Wsign-compare]

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/sys-utils/readprofile.c b/sys-utils/readprofile.c
index 174f9aa0d03ce26cd1b768b5fedbf5e837097683..0e124bc7168cd7b39449be3bedb12aeadc8af121 100644 (file)
--- a/sys-utils/readprofile.c
+++ b/sys-utils/readprofile.c
@@ -122,7 +122,7 @@ main(int argc, char **argv) {
        FILE *map;
        int proFd;
        char *mapFile, *proFile, *mult=0;
-       unsigned long len=0, indx=1;
+       size_t len=0, indx=1;
        unsigned long long add0=0;
        unsigned int step;
        unsigned int *buf, total, fn_len;
@@ -130,6 +130,7 @@ main(int argc, char **argv) {
        char fn_name[S_LEN], next_name[S_LEN];   /* current and next name */
        char mode[8];
        int c;
+       ssize_t rc;
        int optAll=0, optInfo=0, optReset=0, optVerbose=0, optNative=0;
        int optBins=0, optSub=0;
        char mapline[S_LEN];
@@ -230,7 +231,8 @@ main(int argc, char **argv) {
 
        buf = xmalloc(len);
 
-       if (read(proFd,buf,len) != len) {
+       rc = read(proFd,buf,len);
+       if (rc < 0 || (size_t) rc != len) {
                fprintf(stderr,"%s: %s: %s\n",prgname,proFile,strerror(errno));
                exit(1);
        }
@@ -238,8 +240,9 @@ main(int argc, char **argv) {
 
        if (!optNative) {
                int entries = len/sizeof(*buf);
-               int big = 0,small = 0,i;
+               int big = 0,small = 0;
                unsigned *p;
+               size_t i;
 
                for (p = buf+1; p < buf+entries; p++) {
                        if (*p & ~0U << (sizeof(*buf)*4))