a62665b72
Eric Andersen
2004-10-08
Subject
Patch from Claus Klein to increase, and make more apparent the hard coded limit on the number of mounts
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Build Log
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Commit Diff GitHub →
libbb/mtab.c+4 -2
| @@ -27,11 +27,12 @@ | |
| #include <mntent.h> | |
| #include "libbb.h" | |
| + | #define MTAB_MAX_ENTRIES 40 |
| static const int MS_RDONLY = 1; /* Mount read-only. */ | |
| void erase_mtab(const char *name) | |
| { | |
| - | struct mntent entries[20]; |
| + | struct mntent entries[MTAB_MAX_ENTRIES]; |
| int count = 0; | |
| FILE *mountTable = setmntent(bb_path_mtab_file, "r"); | |
| struct mntent *m; | |
| @@ -44,7 +45,8 @@ void erase_mtab(const char *name) | |
| return; | |
| } | |
| - | while ((m = getmntent(mountTable)) != 0) { |
| + | while (((m = getmntent(mountTable)) != 0) && (count < MTAB_MAX_ENTRIES)) |
| + | { |
| entries[count].mnt_fsname = strdup(m->mnt_fsname); | |
| entries[count].mnt_dir = strdup(m->mnt_dir); | |
| entries[count].mnt_type = strdup(m->mnt_type); | |