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author | Sergey Poznyakoff <gray@gnu.org.ua> | 2016-03-12 17:58:44 +0200 |
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committer | Sergey Poznyakoff <gray@gnu.org.ua> | 2016-03-12 17:58:44 +0200 |
commit | 6669c8843b3cad84d4de63584b2675bc1b1c8ef5 (patch) | |
tree | 2160654492eed8ffdcf41981d6c5b184424dfe12 /src/symtab.c | |
parent | 2dbad2727f1d00b223353965b326cfffa96fc776 (diff) | |
download | grecs-6669c8843b3cad84d4de63584b2675bc1b1c8ef5.tar.gz grecs-6669c8843b3cad84d4de63584b2675bc1b1c8ef5.tar.bz2 |
Prevent NULL dereferencing when attempting to remove an unexistent symtab entry.
* src/symtab.c (grecs_symtab_remove): Return if no matching entry
was found.
Diffstat (limited to 'src/symtab.c')
-rw-r--r-- | src/symtab.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/symtab.c b/src/symtab.c index 652f859..d3fdf1d 100644 --- a/src/symtab.c +++ b/src/symtab.c @@ -228,6 +228,9 @@ grecs_symtab_remove(struct grecs_symtab *st, void *elt) return ENOENT; } + if (!entry) + return ENOENT; + syment_free(st, entry); for (;;) { |