From b947ee100ac604a2f6877a790b57bdf80e4123d5 Mon Sep 17 00:00:00 2001 From: Jan Kratochvil Date: Thu, 7 Nov 2013 21:27:54 +0100 Subject: [PATCH] dwfl_core_file_report: Fix a regression of dwfl_core_file_report retval Signed-off-by: Jan Kratochvil --- libdwfl/ChangeLog | 5 +++++ libdwfl/core-file.c | 9 +++++---- 2 files changed, 10 insertions(+), 4 deletions(-) diff --git a/libdwfl/ChangeLog b/libdwfl/ChangeLog index 7f36bdf..2355cc5 100644 --- a/libdwfl/ChangeLog +++ b/libdwfl/ChangeLog @@ -1,5 +1,10 @@ 2013-11-07 Jan Kratochvil + * core-file.c (dwfl_core_file_report): Replaced variable sniffed by + retval. Fix one forgotten LISTED increase. + +2013-11-07 Jan Kratochvil + Fix core files for re-prelink-ed files. * core-file.c (dynamic_vaddr_get): New function. (dwfl_core_file_report): New variable file_dynamic_vaddr. Call diff --git a/libdwfl/core-file.c b/libdwfl/core-file.c index 665fcf7..72a44f8 100644 --- a/libdwfl/core-file.c +++ b/libdwfl/core-file.c @@ -483,14 +483,14 @@ dwfl_core_file_report (Dwfl *dwfl, Elf *elf, const char *executable) struct r_debug_info r_debug_info; memset (&r_debug_info, 0, sizeof r_debug_info); - int listed = dwfl_link_map_report (dwfl, auxv, auxv_size, + int retval = dwfl_link_map_report (dwfl, auxv, auxv_size, dwfl_elf_phdr_memory_callback, elf, &r_debug_info); + int listed = MAX (0, retval); /* Now sniff segment contents for modules hinted by information gathered from DT_DEBUG. */ - int sniffed = 0; ndx = 0; do { @@ -506,7 +506,7 @@ dwfl_core_file_report (Dwfl *dwfl, Elf *elf, const char *executable) if (seg > ndx) { ndx = seg; - ++sniffed; + ++listed; } else ++ndx; @@ -534,6 +534,7 @@ dwfl_core_file_report (Dwfl *dwfl, Elf *elf, const char *executable) true, true); if (mod == NULL) continue; + ++listed; module->elf = NULL; module->fd = -1; /* Move this module to the end of the list, so that we end @@ -560,7 +561,7 @@ dwfl_core_file_report (Dwfl *dwfl, Elf *elf, const char *executable) /* We return the number of modules we found if we found any. If we found none, we return -1 instead of 0 if there was an error rather than just nothing found. */ - return sniffed || listed >= 0 ? listed + sniffed : listed; + return listed > 0 ? listed : retval; } INTDEF (dwfl_core_file_report) NEW_VERSION (dwfl_core_file_report, ELFUTILS_0.158) -- 2.7.4