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Fix the wrong use of snprintf which is introduced in 1d2f619049
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62d86209cf
commit
0a25a0241e
@ -316,8 +316,6 @@ diff -u libmagic.origin/apprentice.c libmagic/apprentice.c
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apprentice_load(struct magic_set *ms, struct magic **magicp, uint32_t *nmagicp,
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const char *fn, int action)
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{
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- int errs = 0;
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+ int errs = 0, mflen = 0;
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struct magic_entry *marray;
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uint32_t marraycount, i, mentrycount = 0, starttest;
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- size_t slen, files = 0, maxfiles = 0;
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@ -356,7 +354,7 @@ diff -u libmagic.origin/apprentice.c libmagic/apprentice.c
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}
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while ((d = readdir(dir)) != NULL) {
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- if (asprintf(&mfn, "%s/%s", fn, d->d_name) < 0) {
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+ if ((mflen = snprintf(mfn, sizeof(mfn), "%s/%s", fn, d->d_name)) < 0) {
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+ if (snprintf(mfn, sizeof(mfn), "%s/%s", fn, d->d_name) < 0) {
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file_oomem(ms,
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strlen(fn) + strlen(d->d_name) + 2);
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errs++;
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@ -379,7 +377,7 @@ diff -u libmagic.origin/apprentice.c libmagic/apprentice.c
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}
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}
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- filearr[files++] = mfn;
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+ filearr[files++] = estrndup(mfn, mflen);
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+ filearr[files++] = estrndup(mfn);
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}
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closedir(dir);
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qsort(filearr, files, sizeof(*filearr), cmpstrp);
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@ -753,7 +753,7 @@ private int
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apprentice_load(struct magic_set *ms, struct magic **magicp, uint32_t *nmagicp,
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const char *fn, int action)
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{
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int errs = 0, mflen = 0;
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int errs = 0;
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struct magic_entry *marray;
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uint32_t marraycount, i, mentrycount = 0, starttest;
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size_t files = 0, maxfiles = 0;
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@ -782,7 +782,7 @@ apprentice_load(struct magic_set *ms, struct magic **magicp, uint32_t *nmagicp,
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goto out;
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}
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while ((d = readdir(dir)) != NULL) {
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if ((mflen = snprintf(mfn, sizeof(mfn), "%s/%s", fn, d->d_name)) < 0) {
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if (snprintf(mfn, sizeof(mfn), "%s/%s", fn, d->d_name) < 0) {
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file_oomem(ms,
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strlen(fn) + strlen(d->d_name) + 2);
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errs++;
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@ -804,7 +804,7 @@ apprentice_load(struct magic_set *ms, struct magic **magicp, uint32_t *nmagicp,
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goto out;
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}
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}
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filearr[files++] = estrndup(mfn, mflen);
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filearr[files++] = estrdup(mfn);
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}
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closedir(dir);
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qsort(filearr, files, sizeof(*filearr), cmpstrp);
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