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| author | Denis Vlasenko | 2008-08-23 23:15:48 +0000 |
|---|---|---|
| committer | Denis Vlasenko | 2008-08-23 23:15:48 +0000 |
| commit | 15f2fdb2b9ba0d397babe0922ae28f84e91505f9 (patch) | |
| tree | 7d4c22cda9908393ead53c79b11f779dc96977f2 | |
| parent | 7fe21c69cdfbe3863aa69f40df6bbbe7abe4af8d (diff) | |
| download | busybox-15f2fdb2b9ba0d397babe0922ae28f84e91505f9.zip busybox-15f2fdb2b9ba0d397babe0922ae28f84e91505f9.tar.gz | |
hexdump: fix SEGV in hexdump -e ""
| -rw-r--r-- | libbb/dump.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/libbb/dump.c b/libbb/dump.c index 74c5e16..e7722de 100644 --- a/libbb/dump.c +++ b/libbb/dump.c @@ -298,7 +298,7 @@ static void rewrite(priv_dumper_t *dumper, FS *fs) * if, rep count is greater than 1, no trailing whitespace * gets output from the last iteration of the format unit. */ - for (fu = fs->nextfu;; fu = fu->nextfu) { + for (fu = fs->nextfu; fu; fu = fu->nextfu) { if (!fu->nextfu && fs->bcnt < dumper->blocksize && !(fu->flags & F_SETREP) && fu->bcnt ) { @@ -723,7 +723,8 @@ void FAST_FUNC bb_dump_add(dumper_t* pub_dumper, const char *fmt) nextfupp = &tfs->nextfu; /* take the format string and break it up into format units */ - for (p = fmt;;) { + p = fmt; + for (;;) { p = skip_whitespace(p); if (!*p) { break; |