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libselinux: getsebool: always free names

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When getsebool's main() fails to allocate memory for the boolean names,
it returns without freeing variables first, even though other errors do
this (with label "out").

This silences a warning reported by clang's static analyzer.

Signed-off-by: Nicolas Iooss <nicolas.iooss@m4x.org>
This commit is contained in:
Nicolas Iooss 2017-04-11 23:46:01 +02:00 committed by Stephen Smalley
parent a9094fae2c
commit bb3f428c08
1 changed files with 4 additions and 3 deletions
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7
libselinux/utils/getsebool.c
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@ -15,7 +15,7 @@ static __attribute__ ((__noreturn__)) void usage(const char *progname)
int main(int argc, char **argv)
{
int i, get_all = 0, rc = 0, active, pending, len = 0, opt;
char **names;
char **names = NULL;
while ((opt = getopt(argc, argv, "a")) > 0) {
switch (opt) {
@ -55,7 +55,7 @@ int main(int argc, char **argv)
if (argc < 2)
usage(argv[0]);
len = argc - 1;
names = malloc(sizeof(char *) * len);
names = calloc(len, sizeof(char *));
if (!names) {
fprintf(stderr, "%s: out of memory\n", argv[0]);
return 2;
@ -65,7 +65,8 @@ int main(int argc, char **argv)
if (!names[i]) {
fprintf(stderr, "%s: out of memory\n",
argv[0]);
return 2;
rc = 2;
goto out;
}
}
}