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Merge pull request #238 from mager-m/master

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Fixed memory allocation for `struct dirent`
This commit is contained in:
Olof Hagsand 2021-06-11 11:10:34 +02:00 • committed by GitHub
commit 92e340f462
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1 changed files with 6 additions and 3 deletions
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9
lib/src/clixon_file.c
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@ -50,7 +50,8 @@
#include <sys/param.h>
#include <unistd.h>
#include <netinet/in.h>
#include <stddef.h>
/* cligen */
#include <cligen/cligen.h>
@ -103,6 +104,7 @@ clicon_file_dirent(const char *dir,
DIR *dirp;
int res;
int nent;
int direntStructSize;
regex_t re;
char errbuf[128];
char filename[MAXPATHLEN];
@ -143,12 +145,13 @@ clicon_file_dirent(const char *dir,
if ((type & st.st_mode) == 0)
continue;
}
if ((tmp = realloc(new, (nent+1)*sizeof(*dvecp))) == NULL) {
direntStructSize = offsetof(struct dirent, d_name) + strlen(dent->d_name) + 1;
if ((tmp = realloc(new, (nent+1)*direntStructSize)) == NULL) {
clicon_err(OE_UNIX, errno, "realloc");
goto quit;
}
new = tmp;
memcpy(&new[nent], dent, sizeof(*dent));
memcpy(&new[nent], dent, direntStructSize);
nent++;
} /* while */