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Fix issues reported by cppcheck in scramble.c
author
Marius Gavrilescu
<marius@ieval.ro>
Sat, 12 Dec 2015 19:31:39 +0000
(21:31 +0200)
committer
Joey Hess
<joeyh@joeyh.name>
Sun, 13 Dec 2015 18:51:57 +0000
(14:51 -0400)
scramble.c
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diff --git
a/scramble.c
b/scramble.c
index fc35ff8caefaa3c4d256732b1a0660e4e78ed1a1..a82e5932368c4bac559c856b08a1c2815a71dfad 100644
(file)
--- a/
scramble.c
+++ b/
scramble.c
@@
-120,7
+120,7
@@
char *clear_string(char *string) {
int main(int argc, char **argv) {
int word_length;
int main(int argc, char **argv) {
int word_length;
- char c, tempchar, *word;
+ char c, tempchar, *word
, *rword
;
FILE *infile, *outfile;
#if ALLOW_FILE_IO
FILE *infile, *outfile;
#if ALLOW_FILE_IO
@@
-172,12
+172,19
@@
int main(int argc, char **argv) {
if(feof(infile)) {
printf("Reached EOF while reading the first character of the input file!\n");
if(feof(infile)) {
printf("Reached EOF while reading the first character of the input file!\n");
+ free(word);
return 4;
}
while(!feof(infile)) {
if(isalpha(c)) {
return 4;
}
while(!feof(infile)) {
if(isalpha(c)) {
- word = realloc(word, word_length+2); // one for the new character, one for the null
+ rword = realloc(word, word_length+2); // one for the new character, one for the null
+ if(rword == NULL){
+ free(word);
+ fprintf(stderr, "Unable to allocate memory\n");
+ return 5;
+ }
+ word = rword;
word[word_length] = c;
word[word_length + 1] = '\0'; // duplicate addition with the next line, but possibly more readable
word_length++;
word[word_length] = c;
word[word_length + 1] = '\0'; // duplicate addition with the next line, but possibly more readable
word_length++;
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