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check int range

This commit is contained in:
Sarod Yatawatta 2018-02-27 16:15:23 +01:00
parent dd094c317d
commit 068cf2322c
1 changed files with 3 additions and 1 deletions
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4
src/lib/Radio/readsky.c
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@ -686,8 +686,10 @@ printf("Nc=%d\n",Nc);
memset(buf,0,buff_len); memset(buf,0,buff_len);
c=read_next_string(&buf,&buff_len,cfp); c=read_next_string(&buf,&buff_len,cfp);
if (c!=1) { if (c!=1) {
/* first column is solution number (int) 1..8N */ /* first column is solution number (int) 0..8N-1 */
sscanf(buf,"%d",&cn); sscanf(buf,"%d",&cn);
/* also do a sanity check */
if ( cn<0 || cn>Nc ) cn=0;
} }
#ifdef DEBUG #ifdef DEBUG
printf("%d ",cn); printf("%d ",cn);